Acyl halides

Oxalyl chloride, 98%, Thermo Scientific Chemicals

Oxalyl chloride, 98%, Thermo Scientific Chemicals

CAS: 79-37-8 Molecular Formula: C2Cl2O2 Molecular Weight (g/mol): 126.93 MDL Number: MFCD00000704 InChI Key: CTSLXHKWHWQRSH-UHFFFAOYSA-N Synonym: cocl 2, unii-r4y96317dw, oxalylchloride, ethanedioyl chloride, oxalic acid chloride, oxalic acid dichloride, oxaloyl chloride, oxalic dichloride, ethanedioyl dichloride, oxalyl chloride PubChem CID: 65578 IUPAC Name: oxalyl dichloride SMILES: C(=O)(C(=O)Cl)Cl

Sebacoyl chloride, 92%, technical, Thermo Scientific Chemicals

Sebacoyl chloride, 92%, technical, Thermo Scientific Chemicals

CAS: 111-19-3 Molecular Formula: C10H16Cl2O2 Molecular Weight (g/mol): 239.14 MDL Number: MFCD00000770 InChI Key: WMPOZLHMGVKUEJ-UHFFFAOYSA-N Synonym: decanedioic acid chloride, acmc-1byrk, sebacoyl chloride, cp, octane-1,8-dicarbonyl chloride, sebacoylchloride, decanedioyl chloride, sebacic acid dichloride, sebacoyl dichloride, sebacyl chloride, sebacoyl chloride PubChem CID: 66072 IUPAC Name: decanedioyl dichloride SMILES: C(CCCCC(=O)Cl)CCCC(=O)Cl

Acryloyl chloride, 96%, stab. with 400ppm phenothiazine, Thermo Scientific Chemicals

Acryloyl chloride, 96%, stab. with 400ppm phenothiazine, Thermo Scientific Chemicals

CAS: 814-68-6 Molecular Formula: C3H3ClO Molecular Weight (g/mol): 90.51 MDL Number: MFCD00000731 InChI Key: HFBMWMNUJJDEQZ-UHFFFAOYSA-N Synonym: acrylylchloride, chlorid kyseliny akrylove czech, unii-8k23o56tg5, chlorid kyseliny akrylove, acryloylchloride, propenoyl chloride, acrylic acid chloride, 2-propenoyl chloride, acrylyl chloride, acryloyl chloride PubChem CID: 13140 IUPAC Name: prop-2-enoyl chloride SMILES: ClC(=O)C=C

Oxalyl chloride, 98%, Thermo Scientific Chemicals

Oxalyl chloride, 98%, Thermo Scientific Chemicals

CAS: 79-37-8 Molecular Formula: C2Cl2O2 Molecular Weight (g/mol): 126.92 MDL Number: MFCD00000704 InChI Key: CTSLXHKWHWQRSH-UHFFFAOYSA-N Synonym: cocl 2, unii-r4y96317dw, oxalylchloride, ethanedioyl chloride, oxalic acid chloride, oxalic acid dichloride, oxaloyl chloride, oxalic dichloride, ethanedioyl dichloride, oxalyl chloride PubChem CID: 65578 IUPAC Name: oxalyl dichloride SMILES: C(=O)(C(=O)Cl)Cl

2-Acetoxyisobutyryl chloride, 98%, Thermo Scientific Chemicals

2-Acetoxyisobutyryl chloride, 98%, Thermo Scientific Chemicals

CAS: 40635-66-3 Molecular Formula: C6H9ClO3 Molecular Weight (g/mol): 164.585 MDL Number: MFCD00000708 InChI Key: RBTCRFLJLUNCLL-UHFFFAOYSA-N Synonym: acetoxy-iso-butyrylchloride, acetoxyisobutyric acid chloride, 2-acetoxyisobutyrylchloride, acmc-1an8z, 2-chloro-1,1-dimethyl-2-oxoethyl acetate, 2-acetoxyisobutyroyl chloride, propanoyl chloride, 2-acetyloxy-2-methyl, 2-acetoxy-2-methylpropionyl chloride, 1-chlorocarbonyl-1-methylethyl acetate, 2-acetoxyisobutyryl chloride PubChem CID: 123496 IUPAC Name: (1-chloro-2-methyl-1-oxopropan-2-yl) acetate SMILES: CC(=O)OC(C)(C)C(=O)Cl

o-Toluoyl chloride, 99%, Thermo Scientific Chemicals

o-Toluoyl chloride, 99%, Thermo Scientific Chemicals

CAS: 933-88-0 Molecular Formula: C8H7ClO Molecular Weight (g/mol): 154.59 MDL Number: MFCD00000668 InChI Key: GPZXFICWCMCQPF-UHFFFAOYSA-N Synonym: 2-methylbenzoic acid chloride, o-toluyl chloride, unii-j9ykn18e7r, o-toluic acid chloride, 2-toluoyl chloride, o-methylbenzoyl chloride, methylbenzoyl chloride, o-toluoylchloride, benzoyl chloride, 2-methyl, o-toluoyl chloride PubChem CID: 70276 IUPAC Name: 2-methylbenzoyl chloride SMILES: CC1=CC=CC=C1C(Cl)=O

4-Pyrimidin-2-ylbenzoyl chloride, TECH, Thermo Scientific™

4-Pyrimidin-2-ylbenzoyl chloride, TECH, Thermo Scientific™

CAS: 679806-84-9 Molecular Formula: C11H7ClN2O Molecular Weight (g/mol): 218.64 MDL Number: MFCD09064974 InChI Key: AQFRTZZTRGGBKO-UHFFFAOYSA-N Synonym: 4-pyrimidin-2-yl-benzoyl chloride, benzoyl chloride,4-2-pyrimidinyl, 4-pyrimidin-2-yl benzoyl chloride PubChem CID: 21092945 IUPAC Name: 4-pyrimidin-2-ylbenzoyl chloride SMILES: C1=CN=C(N=C1)C2=CC=C(C=C2)C(=O)Cl

Heptanoyl chloride, 99%, Thermo Scientific Chemicals

Heptanoyl chloride, 99%, Thermo Scientific Chemicals

CAS: 2528-61-2 Molecular Formula: C7H13ClO Molecular Weight (g/mol): 148.63 MDL Number: MFCD00000763 InChI Key: UCVODTZQZHMTPN-UHFFFAOYSA-N Synonym: heptanoyl chloride, c6h13cocl, enanthoyl chloride, enanthylchloride, heptanoylchloride, heptanoic acid chloride, oenanthic chloride, enanthic chloride, n-heptanoyl chloride, enanthyl chloride PubChem CID: 17313 IUPAC Name: heptanoyl chloride SMILES: CCCCCCC(Cl)=O

Pyridine-2,6-dicarbonyl dichloride, 97%, Thermo Scientific Chemicals

Pyridine-2,6-dicarbonyl dichloride, 97%, Thermo Scientific Chemicals

CAS: 3739-94-4 Molecular Formula: C7H3Cl2NO2 Molecular Weight (g/mol): 204.006 MDL Number: MFCD00006289 InChI Key: GWHOGODUVLQCEB-UHFFFAOYSA-N Synonym: tpc-i153, pubchem13243, 2,6-pyridinedicarbony chloride, pyridine-2,6-dicarboyl dichloride, 2,6-pyridinedicarboxylicacidchloride, pyridine-2,6-dicarboxylic acid chloride, 2,6-pyridinedicarbonyl chloride, pyridine-2,6-dicarbonyl dichloride, 2,6-pyridinedicarboxylic acid chloride, 2,6-pyridinedicarbonyl dichloride PubChem CID: 77335 IUPAC Name: pyridine-2,6-dicarbonyl chloride SMILES: C1=CC(=NC(=C1)C(=O)Cl)C(=O)Cl

1-Naphthoyl chloride, 99%, Thermo Scientific Chemicals

1-Naphthoyl chloride, 99%, Thermo Scientific Chemicals

CAS: 879-18-5 Molecular Formula: C11H7ClO Molecular Weight (g/mol): 190.63 MDL Number: MFCD00004002 InChI Key: NSNPSJGHTQIXDO-UHFFFAOYSA-N Synonym: naphthoyl chloride, naphthoylchloride, naphthalenecarbonyl chloride, .alpha.-naphthoyl chloride, alpha-naphthoyl chloride, 1-chlorocarbonyl naphthalene, 1-naphthoic acid chloride, 1-naphthoylchloride, 1-naphthalenecarbonyl chloride, 1-naphthoyl chloride PubChem CID: 70146 IUPAC Name: naphthalene-1-carbonyl chloride SMILES: ClC(=O)C1=C2C=CC=CC2=CC=C1

3-Phenylpropionyl chloride, 98%, Thermo Scientific Chemicals

3-Phenylpropionyl chloride, 98%, Thermo Scientific Chemicals

CAS: 645-45-4 Molecular Formula: C9H9ClO Molecular Weight (g/mol): 168.62 MDL Number: MFCD00000748 InChI Key: MFEILWXBDBCWKF-UHFFFAOYSA-N Synonym: beta-phenylpropanoyl chloride, 3-phenylpropionic acid chloride, beta-phenylpropionyl chloride, hydrocinnamoylchloride, propionyl chloride, 3-phenyl, hydrocinnamyl chloride, dihydrocinnamoyl chloride, benzenepropanoyl chloride, hydrocinnamoyl chloride, 3-phenylpropionyl chloride PubChem CID: 64801 IUPAC Name: 3-phenylpropanoyl chloride SMILES: C1=CC=C(C=C1)CCC(=O)Cl

4-n-Butylbenzoyl chloride, 98%, Thermo Scientific Chemicals

4-n-Butylbenzoyl chloride, 98%, Thermo Scientific Chemicals

CAS: 28788-62-7 Molecular Formula: C11H13ClO Molecular Weight (g/mol): 196.67 MDL Number: MFCD00000699 InChI Key: OUOWCSJYDCPVDM-UHFFFAOYSA-N PubChem CID: 120049 IUPAC Name: 4-butylbenzoyl chloride SMILES: CCCCC1=CC=C(C=C1)C(Cl)=O

3,4-Dimethoxybenzoyl chloride, 98%, Thermo Scientific Chemicals

3,4-Dimethoxybenzoyl chloride, 98%, Thermo Scientific Chemicals

CAS: 3535-37-3 Molecular Formula: C9H9ClO3 Molecular Weight (g/mol): 200.62 MDL Number: MFCD00000674 InChI Key: VIOBGCWEHLRBEP-UHFFFAOYSA-N Synonym: ksc225m7t, zlchem 1258, veratroylchlorid, 3,4-dimethoxy-1-benzenecarbonyl chloride, 3,4-dimethoxy-benzoyl chloride, 3,4-dimethoxy benzoyl chloride, benzoyl chloride, 3,4-dimethoxy, 3,4-dimethoxybenzene-1-carbonyl chloride, 3,4-dimethoxybenzoylchloride, veratroyl chloride PubChem CID: 77070 IUPAC Name: 3,4-dimethoxybenzoyl chloride SMILES: COC1=C(C=C(C=C1)C(=O)Cl)OC

Isovaleryl chloride, 98%, Thermo Scientific Chemicals

Isovaleryl chloride, 98%, Thermo Scientific Chemicals

CAS: 108-12-3 Molecular Formula: C5H9ClO Molecular Weight (g/mol): 120.58 MDL Number: MFCD00000738 InChI Key: ISULZYQDGYXDFW-UHFFFAOYSA-N Synonym: 3-methyl-butyryl chloride, unii-j2ml32m57v, 3-methyl-butanoyl chloride, isovalerylchloride, 3-methylbutyryl chloride, isovaleric acid chloride, isopentanoyl chloride, isovaleroyl chloride, butanoyl chloride, 3-methyl, isovaleryl chloride PubChem CID: 66054 IUPAC Name: 3-methylbutanoyl chloride SMILES: CC(C)CC(=O)Cl

1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbonyl chloride, 97%, Thermo Scientific™

1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbonyl chloride, 97%, Thermo Scientific™

CAS: 423768-49-4 Molecular Formula: C11H8ClFN2O Molecular Weight (g/mol): 238.646 MDL Number: MFCD03659694 InChI Key: INIAJXQDJISNJB-UHFFFAOYSA-N Synonym: 1-4-fluorophenyl-5-methyl-pyrazole-4-carbonyl chloride, 1-4-fluorophenyl-5-methyl-4-pyrazolecarbonyl chloride, 1-4-fluorophenyl-5-methylpyrazole-4-carbonyl chloride, 1-4-fluorophenyl-5-methyl-1h-pyrazole-4-carbonyl chloride PubChem CID: 2779893 IUPAC Name: 1-(4-fluorophenyl)-5-methylpyrazole-4-carbonyl chloride SMILES: CC1=C(C=NN1C2=CC=C(C=C2)F)C(=O)Cl

Acetyl bromide, 98%, Thermo Scientific Chemicals

Acetyl bromide, 98%, Thermo Scientific Chemicals

CAS: 506-96-7 Molecular Formula: C2H3BrO Molecular Weight (g/mol): 122.95 MDL Number: MFCD00000114 InChI Key: FXXACINHVKSMDR-UHFFFAOYSA-N Synonym: acetyl bromide, acbr, bromideacetyl, o18v5xyo0g, hsdb 663, unii-o18v5xyo0g, ch3cobr, acetic acid, bromide, acetylbromide, ethanoyl bromide PubChem CID: 10482 IUPAC Name: acetyl bromide SMILES: CC(=O)Br

Chloroacetyl chloride, 98%, Thermo Scientific Chemicals

Chloroacetyl chloride, 98%, Thermo Scientific Chemicals

CAS: 79-04-9 InChI Key: VGCXGMAHQTYDJK-UHFFFAOYSA-N Synonym: chlorid kyseliny chloroctove, unii-k5uml06yuo, chlorure de chloracetyle, chloroacetylchloride, chloroacetic acid chloride, monochloroacetyl chloride, chloroacetic chloride, chloracetyl chloride, acetyl chloride, chloro, chloroacetyl chloride PubChem CID: 6577 ChEBI: CHEBI:34624 IUPAC Name: 2-chloroacetyl chloride SMILES: C(C(=O)Cl)Cl

Benzoyl fluoride, 97%, Thermo Scientific Chemicals

Benzoyl fluoride, 97%, Thermo Scientific Chemicals

CAS: 455-32-3 Molecular Formula: C7H5FO Molecular Weight (g/mol): 124.11 MDL Number: MFCD00000364 InChI Key: HPMLGNIUXVXALD-UHFFFAOYSA-N Synonym: hpmlgniuxvxald-uhfffaoysa, acmc-1alcy, benzoylfluorid, lor25i34hd, unii-lor25i34hd, benzoylfluoride PubChem CID: 67999 IUPAC Name: benzoyl fluoride SMILES: FC(=O)C1=CC=CC=C1

Nicotinoyl chloride hydrochloride, 97%, Thermo Scientific Chemicals

Nicotinoyl chloride hydrochloride, 97%, Thermo Scientific Chemicals

CAS: 20260-53-1 Molecular Formula: C6H4ClNO·HCl Molecular Weight (g/mol): 178.02 MDL Number: MFCD00012820 InChI Key: MSYBLBLAMDYKKZ-UHFFFAOYSA-N Synonym: nicotinoyl chloride hcl, nicotinyl chloride hydrochloride, 3-pyridinecarbonyl chloride, hydrochloride 1:1, nicotinoylchloride hydrochloride, nicotinic acid chloride hydrochloride, 3-pyridinecarbonyl chloride hydrochloride, 3-pyridinecarbonyl chloride, hydrochloride, nicotinoyl chloride, hydrochloride, pyridine-3-carbonyl chloride hydrochloride, nicotinoyl chloride hydrochloride PubChem CID: 88438 IUPAC Name: pyridine-3-carbonyl chloride;hydrochloride SMILES: C1=CC(=CN=C1)C(=O)Cl.Cl

3-Benzyloxybenzoyl chloride, 95%, Thermo Scientific Chemicals

3-Benzyloxybenzoyl chloride, 95%, Thermo Scientific Chemicals

CAS: 61535-46-4 Molecular Formula: C14H11ClO2 Molecular Weight (g/mol): 246.69 MDL Number: MFCD02258040 InChI Key: HPVUGOBQRQUWMK-UHFFFAOYSA-N Synonym: benzoyl chloride, 3-phenylmethoxy, 3-benzyloxy-benzoic acid choride, 3-benzyloxyl-benzoyl chloride, acmc-20ah7b, 3-phenylmethoxy benzoyl chloride, 3-benzyl-oxy benzoyl chloride, 3-benzyloxy-benzoyl chloride, 3-benzyloxybenzoyl chloride, 3-benzyloxy benzoyl chloride PubChem CID: 4995375

Propionyl chloride, 98%, Thermo Scientific Chemicals

Propionyl chloride, 98%, Thermo Scientific Chemicals

CAS: 79-03-8 Molecular Formula: C3H5ClO Molecular Weight (g/mol): 92.52 InChI Key: RZWZRACFZGVKFM-UHFFFAOYSA-N Synonym: propionyl-chloride, propanoic chloride, propionyl cloride, propanoylchloride, mb6vl5omb9, unii-mb6vl5omb9, propionylchloride, propionic chloride, propionic acid chloride, propionyl chloride PubChem CID: 62324 IUPAC Name: propanoyl chloride SMILES: CCC(=O)Cl

2,4,6-Trimethylbenzoyl chloride, 98+%, Thermo Scientific Chemicals

2,4,6-Trimethylbenzoyl chloride, 98+%, Thermo Scientific Chemicals

CAS: 938-18-1 Molecular Formula: C10H11ClO Molecular Weight (g/mol): 182.647 MDL Number: MFCD00013650 InChI Key: UKRQMDIFLKHCRO-UHFFFAOYSA-N Synonym: 2,4,6-trimethylbenzoyl cloride, 2,4,6trimethylbenzoyl chloride, ksc491c5b, 2-mesitylenecarbonyl chloride, acmc-209rno, pubchem13234, 2,4,6-trimethyl-benzoyl chloride, 2,4,6-trimethylbenzoylchloride, benzoyl chloride, 2,4,6-trimethyl, mesitoyl chloride PubChem CID: 97038 IUPAC Name: 2,4,6-trimethylbenzoyl chloride SMILES: CC1=CC(=C(C(=C1)C)C(=O)Cl)C

Acetyl chloride, 1M soln. in dichloromethane, Thermo Scientific Chemicals

Acetyl chloride, 1M soln. in dichloromethane, Thermo Scientific Chemicals

CAS: 75-36-5 Molecular Formula: C2H3ClO Molecular Weight (g/mol): 78.495 MDL Number: MFCD00000719 InChI Key: WETWJCDKMRHUPV-UHFFFAOYSA-N Synonym: hsdb 662, ccris 4568, unii-qd15rno45k, acetic acid, chloride, rcra waste number u006, ch3cocl, acetic acid chloride, acetylchloride, acetic chloride, ethanoyl chloride PubChem CID: 6367 ChEBI: CHEBI:37580 IUPAC Name: acetyl chloride SMILES: CC(=O)Cl

Phenoxyacetyl chloride, 98%, Thermo Scientific Chemicals

Phenoxyacetyl chloride, 98%, Thermo Scientific Chemicals

CAS: 701-99-5 Molecular Formula: C8H7ClO2 Molecular Weight (g/mol): 170.59 MDL Number: MFCD00000726 InChI Key: PKUPAJQAJXVUEK-UHFFFAOYSA-N Synonym: phenoxy acetyl chloride, 2-phenoxyacetylchloride, phenoxylacetylchloride, pac-cl, acetyl chloride, 2-phenoxy, phenoxyacetic acid chloride, phenoxyacetylchloride, phenyloxyacetyl chloride, acetyl chloride, phenoxy, phenoxyacetyl chloride PubChem CID: 69703 IUPAC Name: 2-phenoxyacetyl chloride SMILES: ClC(=O)COC1=CC=CC=C1

Crotonyl chloride, tech. 90%, Thermo Scientific Chemicals

Crotonyl chloride, tech. 90%, Thermo Scientific Chemicals

CAS: 625-35-4 Molecular Formula: C4H5ClO Molecular Weight (g/mol): 104.533 MDL Number: MFCD00000734 InChI Key: RJUIDDKTATZJFE-NSCUHMNNSA-N Synonym: trans-2-butenoyl chloride, 2-butenoyl chloride, 2e, 2-butenoyl chloride, e, 2e-but-2-enoyl chloride, crotonic acid chloride, e-2-butenoyl chloride, e-but-2-enoyl chloride, crotonoyl chloride, 2-butenoyl chloride, crotonyl chloride PubChem CID: 643131 IUPAC Name: (E)-but-2-enoyl chloride SMILES: CC=CC(=O)Cl

Fumaryl chloride, 95%, Thermo Scientific Chemicals

Fumaryl chloride, 95%, Thermo Scientific Chemicals

CAS: 627-63-4 Molecular Formula: C4H2Cl2O2 Molecular Weight (g/mol): 152.958 MDL Number: MFCD00000733 InChI Key: ZLYYJUJDFKGVKB-OWOJBTEDSA-N Synonym: fumaryl dichloride, dichlorid kyseliny fumarove, 2-butenedioyl dichloride, 2e, 2-butenedioyl dichloride, e, fumarylchlorid czech, chlorure de fumaryle, fumarylchlorid, fumaroyl chloride, fumaroyl dichloride, fumaryl chloride PubChem CID: 5325504 IUPAC Name: (E)-but-2-enedioyl dichloride SMILES: C(=CC(=O)Cl)C(=O)Cl

1-Adamantanecarboxylic acid chloride, 97%, Thermo Scientific Chemicals

1-Adamantanecarboxylic acid chloride, 97%, Thermo Scientific Chemicals

CAS: 2094-72-6 Molecular Formula: C11H15ClO Molecular Weight (g/mol): 198.69 MDL Number: MFCD00074724 InChI Key: MIBQYWIOHFTKHD-UHFFFAOYSA-N Synonym: 1-adamantyl carbonyl chloride, 1-adamantylcarbonyl chloride, adamantane-1-carboxylic acid chloride, 1-adamantanecarboxylic acid chloride, 1-adamantanoic acid chloride, adamantoyl chloride, 1-adamantoyl chloride, 1-adamantanecarbonylchloride, adamantanecarbonyl chloride, 1-adamantanecarbonyl chloride PubChem CID: 98915 IUPAC Name: adamantane-1-carbonyl chloride SMILES: C1C2CC3CC1CC(C2)(C3)C(=O)Cl

Valeryl chloride, 98%, Thermo Scientific Chemicals

Valeryl chloride, 98%, Thermo Scientific Chemicals

CAS: 638-29-9 Molecular Formula: C5H9ClO Molecular Weight (g/mol): 120.58 MDL Number: MFCD00000757 InChI Key: XGISHOFUAFNYQF-UHFFFAOYSA-N Synonym: valeroylchloride, valerylchlorid, n-pentoyl chloride, pentanoic acid chloride, n-valeroyl chloride, n-pentanoyl chloride, n-valeryl chloride, valerylchloride, valeroyl chloride, valeryl chloride PubChem CID: 61186 IUPAC Name: pentanoyl chloride SMILES: CCCCC(Cl)=O

2-Chloropropionyl chloride, 96%, Thermo Scientific Chemicals

2-Chloropropionyl chloride, 96%, Thermo Scientific Chemicals

CAS: 7623-09-8 Molecular Formula: C3H4Cl2O Molecular Weight (g/mol): 126.96 MDL Number: MFCD00000862 InChI Key: JEQDSBVHLKBEIZ-UHFFFAOYNA-N Synonym: 1,2-dichloro-1-propanone, 2-chloro-propionylchloride, 1,2dichloro-1-propanone, 2-chloropropanyl chloride, .alpha.-chloropropionyl chloride, 2-chloropropionylchloride, 2-chloropropionic acid chloride, alpha-chloropropionyl chloride, propanoyl chloride, 2-chloro, 2-chloropropionyl chloride PubChem CID: 111019 IUPAC Name: 2-chloropropanoyl chloride SMILES: CC(C(=O)Cl)Cl

Succinyl chloride, 96%, Thermo Scientific Chemicals

Succinyl chloride, 96%, Thermo Scientific Chemicals

CAS: 543-20-4 Molecular Formula: C4H4Cl2O2 Molecular Weight (g/mol): 154.974 MDL Number: MFCD00000749 InChI Key: IRXBNHGNHKNOJI-UHFFFAOYSA-N Synonym: 1,2-ethanediylbis chloroformate, unii-gdn09v9867, butanedioyl chloride, 1,2-bis chlorocarbonyl ethane, succinic chloride, succinoyl dichloride, succinoyl chloride, succinic acid dichloride, succinyl dichloride, succinyl chloride PubChem CID: 10970 IUPAC Name: butanedioyl dichloride SMILES: C(CC(=O)Cl)C(=O)Cl

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