Zhejiang Huangyan Yannian Pharmaceutical Chemical Co.,Ltd.

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Profile: Zhejiang Huangyan Yannian Pharmaceutical Chemical Co.,Ltd. offers pharmaceutical intermediates, active pharmaceutical ingredients (APIs) and health products. Our pantoprazole sodium intermediates include 2-chloromethyl-3,4-dimethoxy pyridine hydrochloride, 5-difluoromethoxy-2-mercapto-1H-benzimidazole and 5-difluoromethoxy-2-[(3,4-dimethoxy-2- pyridinyl) methyl]thio-1H-benzimidazole. We also offer melatonin, 2-cyano pyrimidine, rabeprazole sodium, cefozopran hydrochloride and cefodizime sodium.

21 Products/Chemicals (Click for related suppliers)

• Cefepime Hydrochloride

IUPAC Name: (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-[(1-methylpyrrolidin-1-ium-1-yl)methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid chloride hydrate hydrochloride | CAS Registry Number: 123171-59-5
Synonyms: Maxipime, Cefepime hydrochloride, Maxipime (TN), CFPM, cefepime dihydrochloride, Cefepime hydrochloride (USP), Cefepime hydrochloride [USAN], Cefepime dihydrochloride (JP15), Cefepime hydrochloride monohydrate, BMY 28142 2HCl.H2O, C12557, D01157, 1-(((6R,7R)-7-(2-(2-Amino-4-thiazolyl)glyoxylamido)-2-carboxy-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-en-3-yl)methyl)-1-methylpyrrolidinium chloride, 7(sup 2)-(Z)-(O-methyloxime), monohydrochloride, monohydrate, Pyrrolidinium, 1-((7-(((2-amino-4-thiazolyl)(methoxyimino)acetyl)amino)-2-carboxy-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-en-3-yl)methyl)-1-methyl-, chloride, monohydrochloride, monohydrate, (6R-(6alpha,7beta(Z)))-

Molecular Formula:	C₁₉H₂₈Cl₂N₆O₆S₂	Molecular Weight:	571.498220 [g/mol]
H-Bond Donor:	5	H-Bond Acceptor:	10

InChIKey: LRAJHPGSGBRUJN-OMIVUECESA-N

• Cefuroxime axetil

IUPAC Name: 1-acetyloxyethyl (6R,7R)-3-(carbamoyloxymethyl)-7-[[(2Z)-2-furan-2-yl-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate | CAS Registry Number: 64544-07-6
Synonyms: Ceftin, cefuroxime axetil, Elobact, Zinnat, Zinat, Coliofossim, Bioracef, Cepazine, Cethixim, Furoxime, Celocid, Cetoxil, Nivador, Kalcef, Medoxm, Zoref, Lifurox, Maxitil, CXM-AX, Sharox-500

Molecular Formula:	C₂₀H₂₂N₄O₁₀S	Molecular Weight:	510.474480 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	11

InChIKey: KEJCWVGMRLCZQQ-YJBYXUATSA-N

• Cefuroxime sodium

IUPAC Name: sodium (6R,7R)-3-(carbamoyloxymethyl)-7-[[(2Z)-2-furan-2-yl-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate | CAS Registry Number: 56238-63-2
Synonyms: Zinacef, Colifossim, Biociclin, Curoxima, Curoxime, Cefofix, Cefumax, Cefurex, Curocef, Curoxim, Furoxil, Kefurox, Ketocef, Lifurox, Medoxim, Kesint, Cefuroxim Hexal, Cefuroxim Lilly, cefuroxime, Cefuroxima Fabra

Molecular Formula:	C₁₆H₁₅N₄NaO₈S	Molecular Weight:	446.367070 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	9

InChIKey: URDOHUPGIOGTKV-JTBFTWTJSA-M

• Imidazo[1,2-b]pyridazine

IUPAC Name: imidazo[2,1-f]pyridazine | CAS Registry Number: 766-55-2
Synonyms: Imidazo(1,2-b)pyridazine, CID136599, GL-1075, TL8005252

Molecular Formula:	C₆H₅N₃	Molecular Weight:	119.124000 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: VTVRXITWWZGKHV-UHFFFAOYSA-N

• Loratadine

Synonyms: loratadine, Claritin, Clarityne, Loratidine, Clarityn, Civeran, Lisino, Versal, Allertidin, Histaloran, Polaratyne, Aerotina, Alerpriv, Anhissen, Bonalerg, Claratyne, Clarinase, Claritine, Fristamin, Lertamine

Molecular Formula:	C₂₂H₂₃ClN₂O₂	Molecular Weight:	382.883220 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: JCCNYMKQOSZNPW-UHFFFAOYSA-N

• N,O-Dimethylhydroxylamine Hydrochloride

IUPAC Name: N-methoxymethanamine hydrochloride | CAS Registry Number: 6638-79-5
Synonyms: D163708_ALDRICH, N-Methoxymethylamine hydrochloride, N,O-Dimethylhydroxylamine hydrochloride, O,N-Dimethylhydroxylamine hydrochloride, Methanamine, N-methoxy-, hydrochloride, NSC48292, NSC73200, EINECS 229-642-1, O,N-DIMETHYLHYDROXYLAMINE HCl, NSC 48292, NSC 73200, TL8004707

Molecular Formula:	C₂H₈ClNO	Molecular Weight:	97.544020 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	2

InChIKey: USZLCYNVCCDPLQ-UHFFFAOYSA-N

• O-Methylhydroxylamine Hydrochloride

IUPAC Name: O-methylhydroxylamine hydrochloride | CAS Registry Number: 593-56-6
Synonyms: O-Methoxyamine HCl, Methoxyamine hydrochloride, Methoxyammonium chloride, Methoxylamine hydrochloride, 33045U_SUPELCO, SPECTRUM1503970, (aminooxy)methane hydrochloride, 225517_ALDRICH, 226904_ALDRICH, METHOXAMINE HYDROCHLORIDE, O-METHYLHYDROXYLAMINE HCl, hydroxymethyltransferase inhibitor, NSC3801, Methoxylamine hydrochloride solution, O-METHYLHYDROXYLAMINE HYDROCHLORIDE, Hydroxylamine, O-methyl-, hydrochloride, NCGC00095839-01, SL-00501

Molecular Formula:	CH₆ClNO	Molecular Weight:	83.517440 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	2

InChIKey: XNXVOSBNFZWHBV-UHFFFAOYSA-N

• Sodium Cyanoborohydride

IUPAC Name: sodium; boron(3+); hydride; cyanide | CAS Registry Number: 25895-60-7
Synonyms: sodium cyanoborohydride, Sodium cyanotrihydroborate, EINECS 247-317-2, LS-191223, Borate(1-), (cyano-kappaC)trihydro-, sodium, (T-4)-

Molecular Formula:	CH₃BNNa	Molecular Weight:	62.841990 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	2

InChIKey: IVGYREMSCQFSBM-UHFFFAOYSA-N

• 5-Methoxytryptamine

IUPAC Name: 2-(5-methoxy-1H-indol-3-yl)ethanamine | CAS Registry Number: 608-07-1
Synonyms: Mexamine, 5-METHOXYTRYPTAMINE, Methoxytryptamine, Mexamine base, Meksamin, O-Methylserotonin, Meksamin (free base), 5-Mot, 5MOT, 5-MeOT, Spectrum_000193, 3-(2-Aminoethyl)-5-methoxyindole, Spectrum2_001111, Spectrum4_000602, Spectrum5_001300, Lopac-M-6628, CBMicro_004933, 1H-Indole-3-ethanamine, 5-methoxy-, Biomol-NT_000156, Lopac0_000789

Molecular Formula:	C₁₁H₁₄N₂O	Molecular Weight:	190.241660 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: JTEJPPKMYBDEMY-UHFFFAOYSA-N

• 2-Cyanopyrimidine

IUPAC Name: pyrimidine-2-carbonitrile | CAS Registry Number: 14080-23-0
Synonyms: pyrimidine-2-carbonitrile, 2-Pyrimidinecarbonitrile, AG-D-81557, F2173-0037, 2-cyano-pyrimidine, 2-Cyano pyrimidine, Pyrimidinecarbonitrile, ZINC02531032, zlchem 283, PubChem7042, 2CPM, ACMC-1BOY6, AGN-PC-0D4UNG, SureCN151679, AC1MBX40, SureCN2643396, 2-CPY, KSC138C0F, 646830_ALDRICH, AC1Q4R59

Molecular Formula:	C₅H₃N₃	Molecular Weight:	105.097420 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: IIHQNAXFIODVDU-UHFFFAOYSA-N

• (Z)-2-Methoxyimino-2-(Furyl-2-Yl) Acetic Acid Ammonium Salt

IUPAC Name: (2E)-2-furan-2-yl-2-methoxyiminoacetate | CAS Registry Number: 97148-39-5
Synonyms: ZINC02511782, CID7015509

Molecular Formula:	C₇H₆NO₄-	Molecular Weight:	168.126840 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	5

InChIKey: ZNQCEVIJOQZWLO-SOFGYWHQSA-M

• 2-(Chloromethyl)-3,4-Dimethoxy Pyridine Hcl

IUPAC Name: 2-(chloromethyl)-3,4-dimethoxypyridine;hydrochloride | CAS Registry Number: 72830-09-2
Synonyms: 2-(Chloromethyl)-3,4-dimethoxypyridine Hydrochloride, 2-(Chloromethyl)-3,4-dimethoxypyridinium hydrochloride, 2-Chloromethyl-3,4-dimethoxy pyridine hydrochloride, SBB070825, 169905-10-6, 2-chloromethyl-3 pound not4-dimethoxy-Pyridine hydrochloride, PubChem20758, ACMC-209oob, SureCN1002426, SureCN1552583, 530301_ALDRICH, MolPort-001-759-922, ACT01507, ANW-36249, AKOS007930281, MCULE-7831786055, AK-88510, KB-86977, A9446, C2073

Molecular Formula:	C₈H₁₁Cl₂NO₂	Molecular Weight:	224.084440 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	3

InChIKey: YYRIKJFWBIEEDH-UHFFFAOYSA-N

• 5-Bromo Indole

IUPAC Name: 5-bromo-1H-indole | CAS Registry Number: 10075-50-0
Synonyms: 5-BROMOINDOLE, 1H-Indole, 5-bromo-, Maybridge1_006195, NCIOpen2_000472, B68607_ALDRICH, NSC75581, 1H-Indole, 5-bromo- (9CI), CID24905, EINECS 233-208-7, NSC 75581, ZINC00081120, B2310G25, ST5330596, TL80073616, B-8420, B-8424, SR-01000632498-1, InChI=1/C8H6BrN/c9-7-1-2-8-6(5-7)3-4-10-8/h1-5,10

Molecular Formula:	C₈H₆BrN	Molecular Weight:	196.043940 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	1

InChIKey: VXWVFZFZYXOBTA-UHFFFAOYSA-N

• 5-Bromophthalide

IUPAC Name: 5-bromo-3H-2-benzofuran-1-one | CAS Registry Number: 64169-34-2
Synonyms: Ambap2602, 5-Bromo-3H-isobenzofuranone, 647187_ALDRICH, 5-Bromo-2-benzofuran-1(3H)-one, ZINC00347461, CID603144, Isobenzofuran-1(3H)-one, 5-bromo-, FS000055, AE-641/30105044

Molecular Formula:	C₈H₅BrO₂	Molecular Weight:	213.028100 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	2

InChIKey: IUSPXLCLQIZFHL-UHFFFAOYSA-N

• 5-Cyanophthalide

IUPAC Name: 1-oxo-3H-2-benzofuran-5-carbonitrile | CAS Registry Number: 82104-74-3
Synonyms: 5-Cyano-3H-isobenzofuranone, 647195_ALDRICH, ZINC00337934, EINECS 279-900-2, CID821218, TL8005440, 1,3-Dihydro-1-oxo-5-isobenzofurancarbonitrile, 1,3-Dihydro-1-oxoisobenzofuran-5-carbonitrile, 1-oxo-1,3-dihydro-2-benzofuran-5-carbonitrile, AR-011/40257489

Molecular Formula:	C₉H₅NO₂	Molecular Weight:	159.141500 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: XEEGWTLAFIZLSF-UHFFFAOYSA-N

• 5-Difluoro Methoxy-2[[(3,4-Dimethoxy-2 -Pyridinyl) Methyl]Thio]-1 -H- Benzimidazole (Sulphide)

IUPAC Name: 6-(difluoromethoxy)-2-[(3,4-dimethoxypyridin-2-yl)methylsulfanyl]-1H-benzimidazole | CAS Registry Number: 102625-64-9
Synonyms: 5-Difluoromethoxy-2-[(3,4-dimethoxy-2-pyridinyl)methyl]thio-1H-benzimidazole, 5-DIFLUOROMETHOXY-2-, SBB070987, 5-Difluoromethoxy-2-{[(3,4-dimethoxy-2-pyridinyl)methyl]thio}-1H-benzimidazole, 5-difluoromethoxy-2-{((3,4-dimethoxy-2-pyridinyl)methyl)thio}-1h-benzimidazole, Pantoprazole sulfide, Pantoprazole thioether, PubChem20403, ACMC-1BOUK, UNII-BWZ6X03HIB, SureCN537800, KSC498E9N, Pantoprazole related compound B, Jsp000294, CTK3J8296, MolPort-003-849-784, ANW-14723, ZINC16158998, )METHYLTHIO]-1H-BENZIMIDAZOLE, AKOS015895368

Molecular Formula:	C₁₆H₁₅F₂N₃O₃S	Molecular Weight:	367.370406 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	8

InChIKey: UKILEIRWOYBGEJ-UHFFFAOYSA-N

• 5-Difluoromethoxy 2 Mercaptobenzimidazole

IUPAC Name: 5-(difluoromethoxy)-1,3-dihydrobenzimidazole-2-thione | CAS Registry Number: 97963-62-7
Synonyms: 5-(Difluoromethoxy)-2-mercapto-1H-benzimidazole, 5-DIFLUOROMETHOXY-2-MERCAPTO-1H-BENZIMIDAZOLE, 5-Difluoromethoxy-2-thio-benzimidazole, AG-H-98497, 5-(Difluoromethoxy)-2-benzimidazolethiol, 2-Mercapto-5-difluoromethoxy benzimidazole, 5-(Difluoromethoxy)-2-mercaptobenzimidazole, 5-(difluoromethoxy)-1H-benzimidazole-2-thiol, 5-(Difluoromethoxy)-1H-benzo[d]imidazole-2-thiol, AN-829/25059002, 5-(difluoromethoxy)-1,3-dihydrobenzimidazole-2-thione, 5-(difluoromethoxy)-1,3-dihydro-2H-benzimidazole-2-thione, ZINC03882895, PubChem7125, AC1NN9SR, ACMC-209s9c, SureCN482378, SureCN2108226, KSC486M2B, UNII-39P59C89NV

Molecular Formula:	C₈H₆F₂N₂OS	Molecular Weight:	216.207846 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	4

InChIKey: HJMVPNAZPFZXCP-UHFFFAOYSA-N

• 3-Amino-6-chloropyrazine

IUPAC Name: 6-chloropyridazin-3-amine | CAS Registry Number: 5469-69-2
Synonyms: 6-Chloro-3-pyridazinamine, 3-Amino-6-chloropyridazine, 6-Amino-3-chloropyridazine, 3-Pyridazinamine, 6-chloro-, 6-Chloropyridazin-3-amine, 6-Chloro-3-aminopyridazine, 6-chloro-3-pyridazinylamine, Pyridazine, 3-amino-6-chloro-, NSC25227, 3-AMINO-6-CHLORO-PYRIDAZINE, EINECS 226-796-1, NSC 25227, SBB005487, ZINC00967320, SDCCGMLS-0065854.P001, Pyridazine, 3-amino-6-chloro- (8CI), TL8003582, AC-907/25014022

Molecular Formula:	C₄H₄ClN₃	Molecular Weight:	129.547660 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	3

InChIKey: DTXVKPOKPFWSFF-UHFFFAOYSA-N

• 1-(4-Fluorophenyl)-1,3-dihydroIsobenzofuran-5-carbonitrile

IUPAC Name: 1-(4-fluorophenyl)-1,3-dihydro-2-benzofuran-5-carbonitrile | CAS Registry Number: 64169-67-1
Synonyms: 1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carbonitrile, 1-(4-fluorophenyl)-1,3-dihydro-isobenzofuran-5-Carbonitrile, ST069374, 1-(4-Fluorophenyl)-1,3-dihydro isobenzofuran-5-carbonitile, 1- pound 4-fluorophenyl pound(c)-1,3-dihydro-isobenzofuran-5-Carbonitrile, PubChem7082, SureCN1686, CTK8B8513, MolPort-003-847-435, 1-(4-Fluorophenyl)-5-cyanophthalan, ANW-60535, AKOS005065533, AG-G-40560, MCULE-3671391187, RP17862, AK-93044, I088, KB-09089, LU 17-046, TL8004532

Molecular Formula:	C₁₅H₁₀FNO	Molecular Weight:	239.244403 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	3

InChIKey: YXCRMKYHFFMNPT-UHFFFAOYSA-N

• 6-(5-chloropyrid-2yl) 5-hydroxy-7-oxo-5,6- dihydropyrrolo-[3,4-b]-pyrazine

IUPAC Name: 6-(5-chloropyridin-2-yl)-7-hydroxy-7H-pyrrolo[3,4-b]pyrazin-5-one | CAS Registry Number: 43200-81-3
Synonyms: EINECS 256-139-4, CID6451972, 6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo(3,4-b)pyrazin-5-one

Molecular Formula:	C₁₁H₇ClN₄O₂	Molecular Weight:	262.651880 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	5

InChIKey: FUUXOEKDNNWZTR-UHFFFAOYSA-N

• 6-Methoxy-2-(4-methoxyphenyl)benzo[b]thiophene

IUPAC Name: 6-methoxy-2-(4-methoxyphenyl)-1-benzothiophene | CAS Registry Number: 63675-74-1
Synonyms: 561290_ALDRICH, EINECS 264-408-2, ZINC00385624, 7M-358S, TL8004455, 6-Methoxy-2-(4-methoxyphenyl)benzo(b)thiophene, 6-methoxy-2-(4-methoxy-phenyl)-benzo[b]thiophene

Molecular Formula:	C₁₆H₁₄O₂S	Molecular Weight:	270.346160 [g/mol]
H-Bond Donor:	0	H-Bond Acceptor:	2

InChIKey: HRWAGCVMOGWQJF-UHFFFAOYSA-N