Ningbo Chemchen Bio-tech Co., Ltd.

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Contact: Mr. Chen Hua
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Address: No, 24 Hangyou Road, Industrial Area Luotuo Street, Ningbo, Zhejiang, China
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Profile: Ningbo Chemchen Bio-tech Co., Ltd. produces amino acids ester such as amino acids methyl ester, ethyl ester, benzyl ester and compound salts of amino acids. Our product catalogue includes l-cysteine base, l-cystine, l-tyrosine, l-arginine base, l-lecucine, s-carboxymethyl-l-cysteine, s-phenyl-l-cysteine and s-benzyl-l-cysteine. The l-tyrosine methyl ester is a white crystalline powder with a molecular weight of 195.22. It is used as biochemical agents and intermediates.

26 Products/Chemicals (Click for related suppliers)

• Arginine Aspartate

IUPAC Name: 2-aminobutanedioic acid; (2R)-2-amino-5-(diaminomethylideneamino)pentanoic acid | CAS Registry Number: 7675-83-4
Synonyms: ARGININE ASPARTATE, L-Arginine, L-aspartate, EINECS 231-656-8, CID24325, LS-21578, L-Aspartic acid, compd. with L-arginine (1:1), L-Aspartic acid, compound with L-arginine (1:1), 3054-35-1

Molecular Formula:	C₁₀H₂₁N₅O₆	Molecular Weight:	307.303640 [g/mol]
H-Bond Donor:	7	H-Bond Acceptor:	11

InChIKey: SUUWYOYAXFUOLX-PGMHMLKASA-N

• D-Leucine methyl ester hydrochloride

IUPAC Name: methyl 2-amino-4-methylpentanoate hydrochloride | CAS Registry Number: 7517-19-3
Synonyms: Methyl L-leucinate hydrochloride, EINECS 231-375-0, NSC522233, NSC522846, SBB003738, CID3084016, L-Leucine, methyl ester, hydrochloride, 5845-53-4

Molecular Formula:	C₇H₁₆ClNO₂	Molecular Weight:	181.660440 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: DODCBMODXGJOKD-UHFFFAOYSA-N

• Glycine Ethylester Hydrochloride

IUPAC Name: ethyl 2-aminoacetate | CAS Registry Number: 623-33-6
Synonyms: Ethyl glycinate, Ethyl aminoacetate, Glycine, ethyl ester, Glycine ethyl ester, (Ethoxycarbonyl)methylamine, EINECS 207-298-3, InChI=1/C4H9NO2/c1-2-7-4(6)3-5/h2-3,5H2,1H, 459-73-4

Molecular Formula:	C₄H₉NO₂	Molecular Weight:	103.119760 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	3

InChIKey: NTNZTEQNFHNYBC-UHFFFAOYSA-N

• L-Alanine ethyl ester hydrochloride

IUPAC Name: ethyl 2-aminopropanoate hydrochloride | CAS Registry Number: 1115-59-9
Synonyms: Ethyl alaninate hydrochloride, 05180_ALDRICH, DL-Alanine ethyl ester hydrochloride, EINECS 214-225-9, CID102560, NSC156973, SBB004040

Molecular Formula:	C₅H₁₂ClNO₂	Molecular Weight:	153.607280 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: JCXLZWMDXJFOOI-UHFFFAOYSA-N

• L-Arginine Alpha Ketoglutarate 2:1

IUPAC Name: 2-amino-5-(diaminomethylideneamino)pentanoic acid; 2-oxopentanedioic acid | CAS Registry Number: 5256-76-8
Synonyms: Eucol, Di-L-arginine 2-oxoglutarate, EINECS 226-059-4, CID3083894

Molecular Formula:	C₁₁H₂₀N₄O₇	Molecular Weight:	320.299100 [g/mol]
H-Bond Donor:	6	H-Bond Acceptor:	11

InChIKey: PGRNZHOQVAPMFX-UHFFFAOYSA-N

• L-Arginine Base

IUPAC Name: (2S)-2-amino-5-(diaminomethylideneamino)pentanoic acid | CAS Registry Number: 74-79-3
Synonyms: L-arginine, arginine, L-(+)-Arginine, Polyarginine, Detoxargin, Argamine, Argivene, DL-Arginine, Levargin, Minophagen A, Poly(L-arginine), (L)-Arginine, Arginine (VAN), L-Arginin, L-Arg, 1laf, R-Gene, Arginine, DL-, ARGININE, L-, nchembio.92-comp1

Molecular Formula:	C₆H₁₄N₄O₂	Molecular Weight:	174.200960 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	6

InChIKey: ODKSFYDXXFIFQN-BYPYZUCNSA-N

• L-arginine ethyl ester dihydrochloride

IUPAC Name: ethyl (2S)-2-amino-5-(diaminomethylideneamino)pentanoate;dihydrochloride | CAS Registry Number: 36589-29-4
Synonyms: L-Arginine ethyl ester dihydrochloride, Arg-Oet 2HCl, PubChem12965, H-Arg-OEt * 2HCl, H-ARG-OET 2HCL, L-Arginine ethyl ester 2HCl, KSC222E8R, CTK1C2288, MolPort-003-983-069, ANW-28445, SBB066035, AKOS015894255, AKOS015924236, AC-7489, AG-C-94688, AM81518, AK-45263, KB-53127, FT-0639325, H-Arg-OEt inverted exclamation mark currency2HCl

Molecular Formula:	C₈H₂₀Cl₂N₄O₂	Molecular Weight:	275.176000 [g/mol]
H-Bond Donor:	5	H-Bond Acceptor:	4

InChIKey: RPFXMGGIQREZOH-ILKKLZGPSA-N

• L-Arginine L-Glutamate

IUPAC Name: (2S)-2-amino-5-(diaminomethylideneamino)pentanoic acid; (2S)-2-aminopentanedioic acid | CAS Registry Number: 4320-30-3
Synonyms: Modumate, Arginine glutamate, Modumate (TN), L-Arginine glutamate, Arginine glutamate (USAN), L-ARGININE-L-GLUTAMATE, L-Arginine L-Glutamate hydrate, L-arginine - L-glutamic acid (1:1), L-Arginine L-Glutamate hydrate (JAN), L-Glutamic acid, compd. with L-arginine, ST5409349, D02397, 4795-57-7

Molecular Formula:	C₁₁H₂₃N₅O₆	Molecular Weight:	321.330220 [g/mol]
H-Bond Donor:	7	H-Bond Acceptor:	11

InChIKey: RVEWUBJVAHOGKA-WOYAITHZSA-N

• L-Cysteine

IUPAC Name: (2R)-2-amino-3-sulfanylpropanoic acid | CAS Registry Number: 52-90-4
Synonyms: L-cysteine, cysteine, Thioserine, Cystein, Half-cystine, (R)-Cysteine, carbocysteine, Half cystine, acetylcysteine, Polycysteine, Cysteine, L-, Ecolan, L-(+)-Cysteine, beta-Mercaptoalanine, L Cysteine, Cisteinum [Latin], b-Mercaptoalanine, L-Cystein, L-Zystein, Cisteina [Spanish]

Molecular Formula:	C₃H₇NO₂S	Molecular Weight:	121.158180 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: XUJNEKJLAYXESH-REOHCLBHSA-N

• L-Cysteine ethyl ester hydrochloride

IUPAC Name: ethyl 2-amino-3-sulfanylpropanoate hydrochloride | CAS Registry Number: 868-59-7
Synonyms: Ethitanin, Mucastine, Taiciscon, Teincy, ethyl cysteine hydrochloride, Cysteine ethyl ester hydrochloride, NSC117387, NSC519837, L-Cysteine, ethyl ester, hydrochloride, L(+)-cysteine ethyl ester hydrochloride, ST5411779, CYSTEINE, ETHYL ESTER, HYDROCHLORIDE, L-

Molecular Formula:	C₅H₁₂ClNO₂S	Molecular Weight:	185.672280 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: JFKJWWJOCJHMGV-UHFFFAOYSA-N

• L-Cysteine Hcl Anhydrous

IUPAC Name: (2R)-2-amino-3-sulfanylpropanoic acid hydrochloride | CAS Registry Number: 52-89-1
Synonyms: Cystein chloride, l-Cysteine.HCl, L-Cysteine hydrochloride, Cysteine chlorhydrate, Cysteine monohydrochloride, L-Cysteine, hydrochloride, (R)-Cysteine hydrochloride, L-Cysteine monohydrochloride, CYSTEINE HYDROCHLORIDE, Cysteine, L-, hydrochloride, L-(+)-Cysteine hydrochloride, 3-Mercaptoalanine hydrochloride, CCRIS 3613, Cysteine, L-, monohydrochloride, C1276_SIGMA, C7477_SIGMA, Cysteine hydrochloride anhydrous, NSC 8746, EINECS 200-157-7, WR 348

Molecular Formula:	C₃H₈ClNO₂S	Molecular Weight:	157.619120 [g/mol]
H-Bond Donor:	3	H-Bond Acceptor:	3

InChIKey: IFQSXNOEEPCSLW-DKWTVANSSA-N

• L-Cysteine Hydrochloride Monohydrate

IUPAC Name: (2R)-2-amino-3-sulfanylpropanoic acid hydrate hydrochloride | CAS Registry Number: 7048-04-6
Synonyms: Cysteine hydrochloride [USAN], CYSTEINE HYDROCHLORIDE, Cysteine hydrochloride (TN), Cysteine hydrochloride (USP), L-Cysteine hydrochloride monohydrate, C121800_ALDRICH, C5610_SIAL, C6852_SIAL, C7880_SIAL, L-Cysteine monohydrate monochloride, L-Cysteine hydrochloride hydrate, 30122_FLUKA, 30129_FLUKA, Cysteine hydrochloride monohydrate, L-, (R)-()-Cysteine hydrochloride hydrate, LS-59027, L-CYSTEINE, HYDROCHLORIDE, MONOHYDRATE, D02326, 52-90-4

Molecular Formula:	C₃H₁₀ClNO₃S	Molecular Weight:	175.634400 [g/mol]
H-Bond Donor:	4	H-Bond Acceptor:	4

InChIKey: QIJRTFXNRTXDIP-JIZZDEOASA-N

• L-Leucine

IUPAC Name: (2S)-2-amino-4-methylpentanoic acid | CAS Registry Number: 61-90-5
Synonyms: leucine, L-leucine, (S)-Leucine, polyleucine, Leucinum, Leucin [German], L-leucin, (2S)-alpha-leucine, L-Leuzin, Leucine (VAN), 1lan, 1usk, Poly(L-leucine), (3H)Leucine, 14C-Leucine, Leucine (USP), LEUCINE, L-, L-Norvaline, 4-methyl-, Leucinum [INN-Latin], Leucine [USAN:INN]

Molecular Formula:	C₆H₁₃NO₂	Molecular Weight:	131.172920 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: ROHFNLRQFUQHCH-YFKPBYRVSA-N

• L-Methionine methyl ester hydrochloride

IUPAC Name: methyl 2-amino-4-methylsulfanylbutanoate hydrochloride | CAS Registry Number: 2491-18-1
Synonyms: NSC522231, SBB003548

Molecular Formula:	C₆H₁₄ClNO₂S	Molecular Weight:	199.698860 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: MEVUPUNLVKELNV-UHFFFAOYSA-N

• L-Methyl Phenylalanate Hydrochloride

IUPAC Name: methyl 2-amino-3-phenylpropanoate hydrochloride | CAS Registry Number: 7524-50-7
Synonyms: EINECS 231-383-4, NSC194642, SBB003394, Methyl L-phenylalaninate hydrochloride, LS-192473

Molecular Formula:	C₁₀H₁₄ClNO₂	Molecular Weight:	215.676660 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: SWVMLNPDTIFDDY-UHFFFAOYSA-N

• L-Phenylalanine ethyl ester hydrochloride

IUPAC Name: ethyl (2S)-2-amino-3-phenylpropanoate hydrochloride | CAS Registry Number: 3182-93-2
Synonyms: 220701_ALDRICH, Ethyl L-phenylalaninate hydrochloride, EINECS 221-673-9, CID165085, SB 01138, L-Phenylalanine, ethyl ester, hydrochloride

Molecular Formula:	C₁₁H₁₆ClNO₂	Molecular Weight:	229.703240 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: FPFQPLFYTKMCHN-PPHPATTJSA-N

• L-Proline methyl ester hydrochloride

IUPAC Name: methyl pyrrolidine-2-carboxylate | CAS Registry Number: 2133-40-6
Synonyms: Methyl L-prolinate, Methyl DL-prolinate, Methyl 2-pyrrolidinecarboxylate, Methyl L-prolinate hydrochloride, NSC617316, AIDS130925, AIDS-130925, EINECS 218-363-0, EINECS 219-932-6, EINECS 257-714-2, NSC 617316, 2577-48-2, 52183-82-1

Molecular Formula:	C₆H₁₁NO₂	Molecular Weight:	129.157040 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	3

InChIKey: BLWYXBNNBYXPPL-UHFFFAOYSA-N

• L-Serine ethyl ester hydrochloride

IUPAC Name: ethyl 2-amino-3-hydroxypropanoate hydrochloride | CAS Registry Number: 26348-61-8
Synonyms: Ethyl L-serinate hydrochloride, EINECS 247-624-1, RDP 00022, CID2781220

Molecular Formula:	C₅H₁₂ClNO₃	Molecular Weight:	169.606680 [g/mol]
H-Bond Donor:	3	H-Bond Acceptor:	4

InChIKey: JZJQCLZQSHLSFB-UHFFFAOYSA-N

• L-Serine methyl ester hydrochloride

IUPAC Name: methyl 2-amino-3-hydroxypropanoate chloride | CAS Registry Number: 5680-80-8
Synonyms: NSC84252, L-Serine, methyl ester, hydrochloride

Molecular Formula:	C₄H₉ClNO₃-	Molecular Weight:	154.572160 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	5

InChIKey: NDBQJIBNNUJNHA-UHFFFAOYSA-M

• L-tryptophan methyl ester hydrochloride

IUPAC Name: [(2S)-3-(1H-indol-3-yl)-1-methoxy-1-oxopropan-2-yl]azanium | CAS Registry Number: 7524-52-9
Synonyms: ZINC00040722, CID6920307

Molecular Formula:	C₁₂H₁₅N₂O₂+	Molecular Weight:	219.259700 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: KCUNTYMNJVXYKZ-JTQLQIEISA-O

• L-Tyrosine

IUPAC Name: (2S)-2-amino-3-(4-hydroxyphenyl)propanoic acid | CAS Registry Number: 60-18-4
Synonyms: L-tyrosine, tyrosine, p-Tyrosine, L-p-Tyrosine, (S)-Tyrosine, D-tyrosine, Poly-L-tyrosine, Tyrosine, L-, Tyrosinum [Latin], Tyrosine (VAN), DL-Tyrosine, L-Tyrosin, Tirosina [Spanish], 2csm, 4-Hydroxy-L-phenylalanine, L-Tyrosine, monomer, L-Tyrosine (JAN), Tyrosine [USAN:INN], Free-Form L-Tyrosine, L-Tyrosine (9CI)

Molecular Formula:	C₉H₁₁NO₃	Molecular Weight:	181.188540 [g/mol]
H-Bond Donor:	3	H-Bond Acceptor:	4

InChIKey: OUYCCCASQSFEME-QMMMGPOBSA-N

• L-Tyrosine methyl ester hydrochloride

IUPAC Name: methyl (2S)-2-amino-3-(4-hydroxyphenyl)propanoate hydrochloride | CAS Registry Number: 3417-91-2
Synonyms: 850489_ALDRICH, Methyl L-tyrosinate hydrochloride, EINECS 222-313-3, NSC 65609, Tyrosine methylester hydrochloride, L-, L-Tyrosine, methyl ester, hydrochloride, ST5307167, 3116-89-0, 98532-04-8

Molecular Formula:	C₁₀H₁₄ClNO₃	Molecular Weight:	231.676060 [g/mol]
H-Bond Donor:	3	H-Bond Acceptor:	4

InChIKey: VXYFARNRGZWHTJ-FVGYRXGTSA-N

• L-Valine ethyl ester hydrochloride

IUPAC Name: ethyl (2S)-2-amino-3-methylbutanoate hydrochloride | CAS Registry Number: 17609-47-1
Synonyms: Ethyl L-valinate hydrochloride, 220698_ALDRICH, ALD-N000029, CID87181, EINECS 241-580-7

Molecular Formula:	C₇H₁₆ClNO₂	Molecular Weight:	181.660440 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: PQGVTLQEKCJXKF-RGMNGODLSA-N

• L-Valine methyl ester hydrochloride

IUPAC Name: methyl 2-amino-3-methylbutanoate | CAS Registry Number: 6306-52-1
Synonyms: L-Valine, methyl ester, Valine, methyl ester, L-, NSC197198

Molecular Formula:	C₆H₁₃NO₂	Molecular Weight:	131.172920 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	3

InChIKey: CEMZBWPSKYISTN-UHFFFAOYSA-N

• S-Benzyl-L-cysteine

IUPAC Name: 2-amino-3-(phenylmethylsulfanyl)propanoic acid | CAS Registry Number: 3054-01-1
Synonyms: S-Benzylcysteine, Benzylcysteine, L-S-Benzylcysteine, 3-Benzylthioalanine, S-Benzyl-dl-cysteine, (R)-S-Benzylcysteine, S-Benzyl-L-(+)-cysteine, L-Cysteine, S-(phenylmethyl)-, Alanine, 3-(benzylthio)-, L-, NSC2527, ALD-N035836, NSC43125, NSC523123, NSC638614, DB04531, NCI60_003998, 2-AMINO-3-(BENZYLTHIO)PROPANOIC ACID, (2R)-2-amino-3-(phenylmethylsulfanyl)propanoic acid, 16597-46-9, 6304-78-5

Molecular Formula:	C₁₀H₁₃NO₂S	Molecular Weight:	211.280720 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: GHBAYRBVXCRIHT-UHFFFAOYSA-N

• S-Phenyl-L-cysteine

IUPAC Name: (2R)-2-amino-3-phenylsulfanylpropanoic acid | CAS Registry Number: 34317-61-8
Synonyms: S-Phenylcysteine, 3-Phenylcysteine, beta-Phenylcysteine, L-Cysteine, S-phenyl-, 4-Thia-L-homophenylalanine, 3-(Phenylthio)-L-Alanine, 530190_ALDRICH, ST5405832

Molecular Formula:	C₉H₁₁NO₂S	Molecular Weight:	197.254140 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: XYUBQWNJDIAEES-QMMMGPOBSA-N