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Popular Design for Boc-L-Tert-Leucine - 3-methyl-N-(trifluoroacetyl)-L-Valine CAS No.: 666832-71-9 – Tongsheng Amino Acid
Product Detail Appearance: solid Purity: ≥98% Product Quality meets: Our company standards. Stability : Stable under recommended storage conditions. Conditions for safe storage : Store in cool place .Keep container tightly closed in a dry and well-ventilated place. Precautions for safe handling: Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Avoid exposure – obtain special instructions before use. Provide appropriate exhaust ventilation at places where dust is f... -
Ordinary Discount Cbz Protect Amino Acids - L-Pyr- Oet 7149-65-7 manufacturer – Tongsheng Amino Acid
Product Detail Appearance: off-white or white crystalline powder or 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 ETHYLL-PYROGLUTAMATE; ETHYL(S)-PYROGLUTAMATE; ETHYL(S)-2-PYRROLIDINONE-5-CARBOXYLATE; ETHYL(S)-(+)-2-PYRROLIDONE-5-CARBOXYLATE; ETHYL(S)-2-PYRR... -
China Cheap price 20859-02-3 - N-Acetyl-amino acids N-Acetyl-L-phenylalanine CAS No.: 2018-61-3 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance white to off-white crystalline powder Specific Rotation (C=1 Methanol) +39.0°~ +41.0° Melting point 165～180℃ Water(KF) Not less than 0.5% Assay Not less than 98.0% EE optical purity HPLC Not less than 99.0% 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 Origin China Payment terms T/T Synonyms： N-Acetyl-l-P... -
China Factory for 71989-35-0 - Fmoc-Hyp(tBu)-OH CAS: 122996-47-8 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 trans-N-Fmoc-4-tert-butoxy-L-proline; N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-4-trans-(tert-butoxy)-L-proline; (9H-Fluoren-9-yl)MethOxy]CarbonylHyp(tBu)-OH; N-(9-Fluorenylmethyloxycarbonyl)-4-tert-butoxy-L-proline; N-ALPHA-FMOC-O-T-BUTYL-L-TRANS-4-HYDROXYPROLINE; N-ALPHA-(9-FLUO... -
Lowest Price for 162537-11-3 - (R)-3-(Boc-Amino)piperidine CAS No.: 309956-78-3 in stock – Tongsheng Amino Acid
Product Detail Appearance: white or off white crystalline Purity: ≥98% Melting point : 121.0 to 125.0 °C Boiling point 304.8±31.0 °C(Predicted) Density 1.02±0.1 g/cm3(Predicted) Product Quality meets: Our company standards Packing : 25kg/fiber drum or according to customer requirements Source: Chemical Synthetic Country of Origin : China Payment terms :T/T Port of Shipment : Chinese main port Synonyms CARBAMICACID,(3R)-3-PIPERIDINYL-,1,1-DIMETHYLETHYLESTER ; (R)-TERT-BUTYL-PIPERIDI... -
Best-Selling N-Acetyl-Dl-Tyrosine - N-Acetyl-amino acids N-Acetyl-D-alanine CAS No.: 19436-52-3 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White crystal powder Specific rotation[α]20/D (C=2 in H2O) +61° to +67° Transmittance Not less than 95.0% Loss on drying Not more than 0.50% 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 Origin China Payment terms T/T Synonyms： N-acetyl-D-Ala; AC-D-Ala-OH; AC-D-ALANINE; N-Acetyl-D-alanine-... -
OEM/ODM China Boc-Glu(Ome)-Oh - 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... -
2022 Good Quality 84358-13-4 - 1-Boc-azetidine-3-ylmethanol 142253-56-3 manufacturer – Tongsheng Amino Acid
Product Detail Appearance: white solid 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 1-Boc-3-azetidineMethanol; Boc-Azetidin-3-ylMethanol; 1-(tert-Butoxycarbonyl)-3-azetidineMethanol; 1-Azetidinecarboxylicacid,3-(hydroxyMethyl)-,1,1-diMethylethylester; 1-Boc-3-(hydroxyMethyl)azetidine; TERT-BUTYL3-(HYDROXYMETHYL)AZETIDINE-1-CARBOXYLATE; 3-HYDROXYMETHY... -
Excellent quality L-Pyr- Oet - Compound salts L-Arginine-L-pyroglutamate CAS No.: 56265-06-6 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White crystalline powder Specific rotation[α]20/D (C=8 in 6N HCl) +16.5 to ~18.5 Degree Transmittance (0.5 in 10ml of H2O) Not less than 95.0% Chloride (Cl) Not more than 0.02% Sulfate(SO4) Not more than 0.02% Iron (Fe) Not more than 10ppm Heavy metal(Pb) Not more than 10ppm Ammonium(NH4) Not more than 0.02% Water(KF) Not more than 2.0% Residue on ignition(sulfated) Not more than 0.1% Assay 98.5% to 101.5% Validity period 2 years Package 2... -
Professional Design (R)-4-Boc-2-Methylpiperazine - H-4-(2-(Boc-amino)ethoxy)-Phe-Ome 897962-34-4 manufacturer – Tongsheng Amino Acid
Product Detail Appearance: white solid 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 L-Tyrosine, O-[2-[[(1,1-dimethylethoxy)carbonyl]amino]ethyl]-, methyl ester; H-4-(2-(Boc-amino)ethoxy)-Phe-OMe;2-amino-3-(4-(2-((tert-butoxycarbonyl)amino)ethoxy)phenyl)propanoate -
2022 High quality Leu-Ile - 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... -
Top Quality 142253-55-2 - H-4-(2-(Boc-amino)ethoxy)-Phe-Ome 897962-34-4 manufacturer – Tongsheng Amino Acid
Product Detail Appearance: white solid 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 L-Tyrosine, O-[2-[[(1,1-dimethylethoxy)carbonyl]amino]ethyl]-, methyl ester; H-4-(2-(Boc-amino)ethoxy)-Phe-OMe;2-amino-3-(4-(2-((tert-butoxycarbonyl)amino)ethoxy)phenyl)propanoate
