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2022 China New Design 102195-80-2 - H-Hyp-OMe·HCl 40216-83-9 manufacturer – Tongsheng Amino Acid
Product Detail Appearance: white crystalline powder Purity:: ≥98% Product Quality meets: Our company standards Packing : 25kg/fiber drum ,1kg,5kg or according to customer requirements. Country of Origin : China Hazards identification: Not a hazardous substance or mixture. Product can be transported as general chemicals. Synonyms H-HYP-OMEHCL; H-L-HYP-OME HCL; HYDROXYPROLINE-OME HCL; (2S,4R)-trans-4-hydroxy-L-proline methyl ester hydrochloride; 4-hydroxy-2-pyrrolidinecarboxylicacid methyl est... -
Fast delivery 51537-21-4 - Compound salts L-Arginine-L-aspartate CAS No.: 7675-83-4 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White or almost crystalline powder Specific rotation[α]20/D (C=8 in 6N HCl) +25.0°to+27.0° Chloride (Cl) Not more than 0.05% Sulfate(SO4) Not more than 0.03% Heavy metal(Pb) Not more than 20ppm Ammonium(NH4) Not more than 0.02% Loss on drying Not more than 3.0% Residue on ignition(sulfated) Not more than 0.1% Assay 98.5% to 101.0% Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,Room Temperature Transport... -
2022 Good Quality 86028-91-3 - N-Acetyl-amino acids N-Acetyl-L-valine CAS No.: 96-81-1 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White crystals or crystalline powder Specific rotation[α]20/D (C=1 Acetic acid) +7.3°to +11.3° Melting point 159 to 168℃ Heavy metal(Pb) Not more than 20ppm Arsenic (As2O3) Not more than 2ppm Loss on drying Not more than 0.50% Residue on ignition Not more than 0.30% Assay 98.0% to 102.0% Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,Room Temperature Transportation by sea or by air or by land Country of... -
China Cheap price 122536-76-9 - (S)-4-N-Boc-2-methylpiperazine 147081-29-6 manufacturer – Tongsheng Amino Acid
Product Detail Appearance: white to off white powder Purity: ≥98% Product Quality meets: Our company standards Packing : 25kg/ drum ,1kg,5kg or according to customer requirements. Source: Chemical Synthetic Country of Origin : China Synonyms TERT-BUTYL(S)-3-METHYL-1-PIPERAZINECARBOXYLATE; (S)-TERT-BUTYL3-METHYLPIPERAZINE-1-CARBOXYLATE; (S)-N4-BOC-2-METHYLPIPERAZINE; (S)-1-TERT-BUTOXYCARBONYL-3-METHYLPIPERAZINE; (S)-1-N-BOC-3-METHYLPIPERAZINE; (S)-3-METHYL-PIPERAZINE-1-CARBOXYLICACIDTERT-BUTY... -
China wholesale 637-84-3 - 1-(tert-Butoxycarbonyl)-2-pyrrolidinone CAS:85909-08-6 – Tongsheng Amino Acid
Product Detail Product Quality meets: Our company standards Packing : 20kg/ drum ,1kg,5kg or according to customer requirements. Source: Chemical Synthetic Country of Origin : China Synonyms N-BOC-1-AZACYCLOPENTAN-2-ONE; TERT-BUTYL2-OXOPYRROLIDINE-1-CA; 1-(TERT-BUTOXYCARBONYL)-2-PYRROLIDINONE; 2-OXO-PYRROLIDINE-1-CARBOXYLICACIDTERT-BUTYLESTER; tert-Butyl2-oxo-1-pyrrolidinecarboxylate; Pyrrolidin-2-one,N-BOCprotected Application Building Blocks; Chemical Synthesis; Building Blocks; Heterocycli... -
Renewable Design for 556-50-3 - N-Acetyl-amino acids N-Acetyl-D-Leucine CAS No.: 19764-30-8 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White to off-white powder Specific Rotation [20/D] (C=4 in CH3OH) +22.0°to+26.0° Melting point 174.0-179.0℃ Heavy Metals (Pb) Not more than 20ppm Arsenic(As2O3) Not more than 2ppm Loss on drying Not more than 0.50% Residue on ignition Not more than 0.20% Assay Not less than 98.5% Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,Room Temperature Transportation by sea or by air or by land Country of Origi... -
Hot Selling for 132388-59-1 - Boc-Lys(Fmoc)-OH CAS: 84624-27-1 Manufacturer – Tongsheng Amino Acid
Product Detail Appearance: White to off white solid Purity: ≥98% Product Quality meets: Our company standards Packing : 25kg/fiber drum ,1kg,5kg or according to customer requirements. Source: Chemical Synthetic Synonyms N-α-Boc-N-ε-Fmoc-L-lysine; N(ALPHA)-BOC-N(EPSILON)-FMOC-L-LYSINE; N-t-BOC-N-U-FMOC-L-lysine; BOC-L-LYS(FROM)-OH; N-ALPHA-T-BUTYLOXYCARBONYL-N-EPSILON-(9-FLUORENYLMETHYLOXYCARBONYL)-L-LYSINE; NALPHA-tert-Butoxycarbonyl-NEPSILON-9-fluorenylmethoxycarbonyl-L-lysine; 6-(9H-Fluore... -
Professional China 4318-56-3 - (2S,4S)-4-(Methoxymethyl)-1,2-pyrrolidinedicarboxylic acid 1-(1,1-dimethylethyl) ester 1378388-16-9 – Tongsheng Amino Acid
Product Detail Appearance: white to off white powder Purity: ≥98% Product Quality meets: Our company standards Packing : 25kg/fiber drum ,1kg,5kg or according to customer requirements. Source: Chemical Synthetic Country of Origin : China Synonyms (2S,4S)-4-(Methoxymethyl)-1,2-pyrrolidine; (2S,4S)-1-(tert-butoxycarbonyl)-4-(MethoxyMethyl)pyrrolidine-2-carboxylicacid; (2S,4S)-4-(Methoxymethyl)-1,2-pyrrolidinedicarboxylicacid1-(1,1-dimethylethyl)ester; 3-(2-bromoacetyl)-10,11-dihydro-5H-dibenzo... -
Quality Inspection for Boc-Glu(Ome)-Ome – (5S)-N-(Methoxycarbonyl)-L-valyl-5-methyl-L-proline1335316-40-9 – Tongsheng Amino Acid
Product Detail Appearance: white powder Purity: ≥98% Product Quality meets: Our company standards Packing : 25kg/fiber drum ,1kg,5kg or according to customer requirements. Source: Chemical Synthetic Country of Origin : China Synonyms (2S,5S)-1-((methoxycarbonyl)-L-valyl)-5-methylpyrrolidine-2-carboxylicacid; (2S,4S)-1-((R)-2-((methoxycarbonyl)amino)-2-phenylacetyl)-4-(methoxymethyl)pyrrolidine-2-carboxylicacid;(5S)-N-(Methoxycarbonyl)-L-valyl-5-methyl-L-proline; (2S,5S)-1-((S)-2-((methoxycar... -
High Quality 7517-19-3 - Compound salts L-Arginine-L-aspartate CAS No.: 7675-83-4 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White or almost crystalline powder Specific rotation[α]20/D (C=8 in 6N HCl) +25.0°to+27.0° Chloride (Cl) Not more than 0.05% Sulfate(SO4) Not more than 0.03% Heavy metal(Pb) Not more than 20ppm Ammonium(NH4) Not more than 0.02% Loss on drying Not more than 3.0% Residue on ignition(sulfated) Not more than 0.1% Assay 98.5% to 101.0% Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,Room Temperature Transport... -
Low price for 20-(Tert-Butoxy)-20-Oxoicosanoic Acid - 1-(tert-Butoxycarbonyl)-2-pyrrolidinone CAS:85909-08-6 – Tongsheng Amino Acid
Product Detail Product Quality meets: Our company standards Packing : 20kg/ drum ,1kg,5kg or according to customer requirements. Source: Chemical Synthetic Country of Origin : China Synonyms N-BOC-1-AZACYCLOPENTAN-2-ONE; TERT-BUTYL2-OXOPYRROLIDINE-1-CA; 1-(TERT-BUTOXYCARBONYL)-2-PYRROLIDINONE; 2-OXO-PYRROLIDINE-1-CARBOXYLICACIDTERT-BUTYLESTER; tert-Butyl2-oxo-1-pyrrolidinecarboxylate; Pyrrolidin-2-one,N-BOCprotected Application Building Blocks; Chemical Synthesis; Building Blocks; Heterocycli... -
High Quality for 68858-20-8 - O-Benzyl-L-threonine benzyl ester oxalate 15260-11-4 manufacturer – Tongsheng Amino Acid
Product Detail Appearance: white solid Purity:: ≥98% Product Quality meets: Our company standards Packing : 25kg/fiber drum ,1kg,5kg or according to customer requirements. Country of Origin : China Hazards identification: Not a hazardous substance or mixture. Product can be transported as general chemicals. Synonyms H-Thr(Bzl)-OBzloxalate; L-2-amino-3-(benzyloxy)-butyricacidbenzylesteroxalate; L-ThreonineO-(phenylmethyl)phenylmethylesteret; Thr(BZl)-oBZl.Oxa; (2S,3R)-Benzyl2-amino-3-(benzylo...
