Syntechem Co., Ltd.

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Profile: Syntechem Co., Ltd. specializes in the research, manufacturing and marketing of intermediates for pharmaceutical & agrochemical industry. We mainly produce and supply hard-to-find chemicals for R&D purposes to worldwide clients. Our product line includes acetophenone, propiophenone, butyrophenone, valerophenone, heptanophenone, benzophenone, fluorides, trifluorides, pyridine, quinoline, benzoic acid, phenylboronic acid and pyrazole derivatives. Our acetophenone derivatives are 2-bromo-3'-nitro-4'-hydroxyacetophenone, 2-amino-4,5-dimethoxyacetophenone, 2-hydroxy-3-nitro-5-bromoacetophenone, 2'-hydroxy-5'-nitroacetophenone, 2'-hydroxy-3'-aminoacetophenone hydrochloride, 2'-hydroxy-3'-nitroacetophenone, 1-(2-hydroxy-5-nitro-phenyl)ethanone, 3'-(trifluoromethoxy) acetophenone, 4-(trifluoromethoxy)acetophenone, 3'-chloro-4'-fluoro acetophenone and 3',4',5'-trifluoro acetophenone. Our propiophenone derivatives include 2-bromo-3',4'-difluoropropiophenone, 3'-nitropropiophenone, 3',4'-dichloropropiophenone, 4'-tert-butylpropiophenone, 3-chloropropiophenone, 2',6'-difluoropropiophenone, 3',5'-difluoropropiophenone, 3-chloro-4'-fluoropropiophenone, 3'-chloro-4'-fluoropropiophenone, 3,4'-dichloropropiophenone, 3-chloro-4'-bromopropiophenone and propiophenone.

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• 3-Chloroacetophenone

IUPAC Name: 1-(3-chlorophenyl)ethanone | CAS Registry Number: 99-02-5
Synonyms: 3'-Chloroacetophenone, omega-Chloroacetophenone, CHLOROACETOPHENONE, Ambap7200, Acetophenone, 3'-chloro-, Ethanone, 1-(3-chlorophenyl)-, 1-(3-Chlorophenyl)ethanone, CCRIS 638, 288799_ALDRICH, 22845_FLUKA, EINECS 202-721-8, ZINC02039606, Ethanone, 1-phenyl-, monochloro deriv, Ethanone, 1-phenyl-, monochloro deriv., LS-67567, InChI=1/C8H7ClO/c1-6(10)7-3-2-4-8(9)5-7/h2-5H,1H, 1341-24-8, 29731-15-5

Molecular Formula:	C₈H₇ClO	Molecular Weight:	154.593580 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	1

InChIKey: UUWJBXKHMMQDED-UHFFFAOYSA-N

• 2,4-Dichloroacetophenone

IUPAC Name: 2-chloro-1-(4-chlorophenyl)ethanone | CAS Registry Number: 937-20-2
Synonyms: 2,4'-Dichloroacetophenone, p-Chlorophenacyl chloride, 4-Chlorophenacyl chloride, 392006_ALDRICH, Acetophenone, 2,4'-dichloro-, 2-chloro-1-(4-chlorophenyl)ethanone, .alpha.-Chloro-p-chloroacetophenone, .omega.-Chloro-p-chloroacetophenone, NSC41669, EINECS 213-323-9, Halomethyl Phenyl Ketone deriv. 22, ZINC01673522, Ethanone, 2-chloro-1-(4-chlorophenyl)-, InChI=1/C8H6Cl2O/c9-5-8(11)6-1-3-7(10)4-2-6/h1-4H,5H

Molecular Formula:	C₈H₆Cl₂O	Molecular Weight:	189.038640 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	1

InChIKey: FWDFNLVLIXAOMX-UHFFFAOYSA-N

• 3,4-Dimethyl Acetophenone

IUPAC Name: 1-(3,4-dimethylphenyl)ethanone | CAS Registry Number: 3637-01-2
Synonyms: 3,4-Dimethylacetophenone, 2,4-Dimethylacetophenone, 3',4'-Dimethylacetophenone, 1-(3,4-Dimethylphenyl)ethanone, 137235_ALDRICH, Ethanone, 1-(3,4-dimethylphenyl)-, ALBB-004401, ALD-N000037, EINECS 222-859-2, ZINC02568010, 1-(3,4-Dimethylphenyl)ethan-1-one, InChI=1/C10H12O/c1-7-4-5-10(9(3)11)6-8(7)2/h4-6H,1-3H, 89-74-7

Molecular Formula:	C₁₀H₁₂O	Molecular Weight:	148.201680 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	1

InChIKey: WPRAXAOJIODQJR-UHFFFAOYSA-N

• 2-Chloro-3-fluoropyridine

IUPAC Name: 2-chloro-3-fluoropyridine | CAS Registry Number: 17282-04-1
Synonyms: 636576_ALDRICH, ZINC02384113, CID2782791, C210, TL8001364

Molecular Formula:	C₅H₃ClFN	Molecular Weight:	131.535423 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	2

InChIKey: SVAZIMBLBHOVIR-UHFFFAOYSA-N

• 2-Bromo-3-methyl-5-nitropyridine

IUPAC Name: 2-bromo-3-methyl-5-nitropyridine | CAS Registry Number: 23132-21-0
Synonyms: ZERO/006250, ZINC02383994, B219

Molecular Formula:	C₆H₅BrN₂O₂	Molecular Weight:	217.020100 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: FZIQHPKXSLHGBZ-UHFFFAOYSA-N

• 3'-Chloro-4'-fluoroacetophenone

IUPAC Name: 1-(3-chloro-4-fluorophenyl)ethanone | CAS Registry Number: 2923-66-2
Synonyms: 3-Chloro-4-fluoroacetophenone, ZINC00157129, 1-(3-Chloro-4-fluorophenyl)ethanone, JRD-1245, CID520422, ST5406960

Molecular Formula:	C₈H₆ClFO	Molecular Weight:	172.584043 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	2

InChIKey: PCJPESKRPOTNGU-UHFFFAOYSA-N

• 2-Chloro-5-fluoroacetophenone

IUPAC Name: 1-(2-chloro-5-fluorophenyl)ethanone | CAS Registry Number: 2965-16-4
Synonyms: 2'-Chloro-5'-fluoroacetophenone, 1-(2-chloro-5-fluorophenyl)ethanone, 2'-Chloro-5'-fluoro acetophenone, ZINC02584356, PubChem4193, AC1MC5QU, SureCN5884181, KSC563M1L, 2-chloro-5-fluoro acetophenone, Jsp005617, CTK4G3615, MolPort-001-773-559, 1-acetyl-2-chloro-5-fluorobenzene, ACN-S003071, ACT00651, PC3531, RW3572, SBB088711, AKOS005063625, AC-2846

Molecular Formula:	C₈H₆ClFO	Molecular Weight:	172.584043 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	2

InChIKey: KDBNPMAKHFSEBH-UHFFFAOYSA-N

• 2-Bromo-4'-Chloroacetophenone

IUPAC Name: 2-bromo-1-(4-chlorophenyl)ethanone | CAS Registry Number: 536-38-9
Synonyms: p-Chlorophenacyl bromide, 4'-Chlorophenacyl bromide, 4-Chlorophenacyl bromide, 2-Bromo-4'-chloroacetophenone, 2-Bromo-p-chloroacetophenone, Bromomethyl p-chlorophenyl ketone, p-(Bromoacetyl)chlorobenzene, Acetophenone, 2-bromo-4'-chloro-, omega-Bromo-p-chloroacetophenone, p-Chloro-omega-bromoacetophenone, 4-Chloro-omega-bromoacetophenone, alpha-Bromo-4'-chloroacetophenone, 101273_ALDRICH, alpha-Bromo-p-chloroacetophenone, Ethanone, 2-bromo-1-(4-chlorophenyl)-, NSC 8452, omega-Bromo-4-chloroacetophenone, EINECS 208-631-5, NSC8452, .alpha.-Bromo-p-chloroacetophenone

Molecular Formula:	C₈H₆BrClO	Molecular Weight:	233.489640 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	1

InChIKey: FLAYZKKEOIAALB-UHFFFAOYSA-N

• 2-Chloro-2',4'-difluoroacetophenone

IUPAC Name: 2-chloro-1-(2,4-difluorophenyl)ethanone | CAS Registry Number: 51336-94-8
Synonyms: 272507_ALDRICH, ZINC02170283, CID588083, SBB006665, 2-Chloro-1-(2,4-difluorophenyl)ethanone

Molecular Formula:	C₈H₅ClF₂O	Molecular Weight:	190.574506 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: UENGBOCGGKLVJJ-UHFFFAOYSA-N

• 3-(Trifluoromethoxy)acetophenone

IUPAC Name: 1-[3-(trifluoromethoxy)phenyl]ethanone | CAS Registry Number: 170141-63-6
Synonyms: 3'-(Trifluoromethoxy)acetophenone, 370657_ALDRICH, ZINC00164678, JRD-0645, CID737161, ST5306898

Molecular Formula:	C₉H₇F₃O₂	Molecular Weight:	204.145890 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	5

InChIKey: UYHTUQHYGKAYJM-UHFFFAOYSA-N

• 2-Chloro-5-fluoropyridine

IUPAC Name: 2-chloro-5-fluoropyridine | CAS Registry Number: 31301-51-6
Synonyms: Ambap7054, 2-Chloro-5-Fluoro Pyridine, TPC-PY082, 643556_ALDRICH, ZINC02384133, CID2782801, TL8002387

Molecular Formula:	C₅H₃ClFN	Molecular Weight:	131.535423 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	2

InChIKey: QOGXQLSFJCIDNY-UHFFFAOYSA-N

• 2,3-Dimethylbromobenzene

IUPAC Name: 1-bromo-2,3-dimethylbenzene | CAS Registry Number: 576-23-8
Synonyms: 3-Bromo-o-xylene, 1-Bromo-2,3-dimethylbenzene, B83789_ALDRICH, Benzene, 1-bromo-2,3-dimethyl-, NSC76561, CID68472, EINECS 209-398-2, ST5406328, InChI=1/C8H9Br/c1-6-4-3-5-8(9)7(6)2/h3-5H,1-2H

Molecular Formula:	C₈H₉Br	Molecular Weight:	185.061060 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	0

InChIKey: WLPXNBYWDDYJTN-UHFFFAOYSA-N

• 2-Chloro-2',5'-difluoroacetophenone

IUPAC Name: 2-chloro-1-(2,5-difluorophenyl)ethanone | CAS Registry Number: 60468-36-2
Synonyms: Ambap1261, ZINC02527751, CID4989978

Molecular Formula:	C₈H₅ClF₂O	Molecular Weight:	190.574506 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: HJWDDTDVBUFTCP-UHFFFAOYSA-N

• 2-Chloro-3-iodopyridine

IUPAC Name: 2-chloro-3-iodopyridine | CAS Registry Number: 78607-36-0
Synonyms: 2-chloro-3-iodopyridine, 2-Chloro-3-iodo-pyridine, ZERO/006257, ZINC02566951, AJ-333/25006075

Molecular Formula:	C₅H₃ClIN	Molecular Weight:	239.441490 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	1

InChIKey: OHWSWGXNZDSHLM-UHFFFAOYSA-N

• 4,4'-Dichloro Benzophenone

IUPAC Name: bis(4-chlorophenyl)methanone | CAS Registry Number: 90-98-2
Synonyms: 4,4'-Dichlorobenzophenone, DCBP, Di(p-chlorophenyl)ketone, p-Dichlorobenzophenone, USAF DO-4, Bis(4-chlorophenyl) ketone, Bis(p-chlorophenyl)ketone, Di(4-chlorophenyl)ketone, Bis(4-chlorophenyl)ketone, Methanone, bis(4-chlorophenyl)-, DBP (degradation product), DBP (VAN), MET854B_SUPELCO, Bis(4-chlorophenyl)methanone, Benzophenone, 4,4'-dichloro-, WLN: GR DVR DG, P,P'-DICHLOROBENZOPHENONE, 113700_ALDRICH, 45421_RIEDEL, NSC 8787

Molecular Formula:	C₁₃H₈Cl₂O	Molecular Weight:	251.108020 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	1

InChIKey: OKISUZLXOYGIFP-UHFFFAOYSA-N

• 2-Bromo-4'-fluoroacetophenone

IUPAC Name: 2-bromo-1-(4-fluorophenyl)ethanone | CAS Registry Number: 403-29-2
Synonyms: p-Fluorophenacyl bromide, Bromo-4-fluoroacetophenone, 4-Fluorophenacyl bromide, 389390_ALDRICH, omega-Bromo-4-fluoroacetophenone, TOS-BB-1137, Acetophenone, 2-bromo-4'-fluoro-, CID96749, NSC88343, EINECS 206-955-1, 2-Bromo-1-(4-fluorophenyl)ethanone, SBB006561, ZINC00152861, 2-Bromo-1-(4-fluorophenyl)ethan-1-one, B157, TL8002931, InChI=1/C8H6BrFO/c9-5-8(11)6-1-3-7(10)4-2-6/h1-4H,5H

Molecular Formula:	C₈H₆BrFO	Molecular Weight:	217.035043 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	2

InChIKey: ZJFWCELATJMDNO-UHFFFAOYSA-N

• 2-Chloro-4-nitropyridine

IUPAC Name: 2-chloro-4-nitropyridine | CAS Registry Number: 23056-36-2
Synonyms: 2-chlor-4-nitropyridin, Pyridine, 2-chloro-4-nitro-, AJ-333/25006257, PubChem9220, AC1Q1XCR, ACMC-1CCV7, AC1LEF95, AC1Q1I8E, 2-chloro-4-(nitro)pyridine, KSC201Q1F, 557390_ALDRICH, CTK1A1812, MolPort-000-140-021, ACN-S003224, ACT06961, ANW-25026, AR-1D9942, FC0306, SBB016178, STL227623

Molecular Formula:	C₅H₃ClN₂O₂	Molecular Weight:	158.542520 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: LIEPVGBDUYKPLC-UHFFFAOYSA-N

• 3-Chloro-4'-fluoropropiophenone

IUPAC Name: 3-chloro-1-(4-fluorophenyl)propan-1-one | CAS Registry Number: 347-93-3
Synonyms: 135151_ALDRICH, 2-Chloro-4'-fluoropropiophenone, p-Fluoro-beta-chloropropiophenone, NSC36072, p-Fluoro-.beta.-chloropropiophenone, EINECS 206-475-2, ZINC01668580, .beta.-Chloro-para-fluoropropiophenone, 3-Chloro-1-(4-fluorophenyl)-1-propanone, TL8002585, T5652304

Molecular Formula:	C₉H₈ClFO	Molecular Weight:	186.610623 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	2

InChIKey: AAHQPLJUSLMHHR-UHFFFAOYSA-N

• 3-Methylacetophenone

IUPAC Name: 1-(3-methylphenyl)ethanone | CAS Registry Number: 585-74-0
Synonyms: m-Methylacetophenone, 3'-Methylacetophenone, Acetophenone, 3'-methyl-, Acetophenone, m-methyl-, Methyl m-tolyl ketone, 3-METHYLACETOPHENONE, Ethanone, 1-(3-methylphenyl)-, M26607_ALDRICH, 1-(3-methylphenyl)-Ethanone, Acetophenone, 3'-methyl- (8CI), NSC46632, EINECS 209-561-8, NSC 46632, ZINC01678782, Ethanone, 1-(3-methylphenyl)- (9CI), TL8003746, InChI=1/C9H10O/c1-7-4-3-5-9(6-7)8(2)10/h3-6H,1-2H

Molecular Formula:	C₉H₁₀O	Molecular Weight:	134.175100 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	1

InChIKey: FSPSELPMWGWDRY-UHFFFAOYSA-N

• 2-Bromo-5-nitropyridine

IUPAC Name: 3-bromo-5-nitropyridine | CAS Registry Number: 15862-30-3
Synonyms: 3-Bromo-5-nitropyridine, AC1MC7IE, ACMC-1BQK8, 3-Bromo-5-nitropyridine,, SureCN529746, Pyridine,3-bromo-5-nitro-, 3-bromanyl-5-nitro-pyridine, CTK4C9760, MolPort-003-824-148, ANW-21776, CL0163, PYRIDINE, 3-BROMO-5-NITRO-, SBB065359, WTI-10724, ZINC14982289, AKOS015833832, AB17991, AG-L-22193, QC-6608, RP25972

Molecular Formula:	C₅H₃BrN₂O₂	Molecular Weight:	202.993520 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: WHYJVHQKKJHXTB-UHFFFAOYSA-N