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2022 China New Design 55819-71-1 - 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... -
Wholesale Price 1-Boc-4-Piperidinecarboxaldehyde - 6-(Chloromethyl)uracil CAS No.: 18592-13-7 manufacturer – 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... -
Big Discount 1142-20-7 - N-Cbz-R-4-Hydroxyphenylglycine CAS:26787-75-7 manufacturer – Tongsheng Amino Acid
Product Detail 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 (R)-(N-benzyloxycarbonyl)-p-hydroxyphenylglycine; N-Carbobenzoxy-4-hydroxy-D-2-phenylglycine; N-Carbobenzoxy-4-hydroxy-D-2-phenylglycine; (R)-2-(Carbobenzoxy)amino-2-(4-hydroxyphenyl)aceticacid; Z-D-Phg(4-OH)-OH;Cbz-D-Hpg-OH; (2R)-2-(4-hydroxyphenyl)-2-(phenylmethoxycarbonylamino)aceticacid; N... -
Good User Reputation for 2(S)-2-Trifluoromethylpyrrolidine - 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 -
PriceList for 7-Hydroxy-1-Tetralone - 3-Hydroxyazetidine hydrochloride 18621-18-6 manufacturer – Tongsheng Amino Acid
Product Detail 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 :3-AZETIDINOLHYDROCHLORIDE; 3-HYDROXYAZETIDINE HCL; 3-HYDROXYAZETIDINEHYDROCHLORIDE; AZETIDIN-3-OLHYDROCHLORIDE; AZETIDIN-3-OL,HYDROCHLORIDESALT; 3-hydroxyazacyclobutanehydrochloride; AZETAN-2-ONE Superiority 1. High quality & competitive price could be provided. 2.Quality analysis report ... -
OEM/ODM China Boc-Glu(Ome)-Oh - L-amino acids L-Hydroxyproline CAS No.: 51-35-4 bulk stock – Tongsheng Amino Acid
Product Detail Appearance White crystals or crystalline powder Specific rotation(a)D20 -74.0º to –77.0º Transmittance Not less than 95.0% Chloride (Cl) Not more than 0.02% Ammonium(NH4) Not more than 0.02% Heavy metal(Pb) Not more than 10ppm Iron(Fe) Not more than 10ppm Arsenic(As2O3) Not more than 1ppm Loss on drying Not more than 0.20% Residue on ignition Not more than 0.1% Assay 98.5 to 101.0% Validity period 2 years PH 5.0 – 6.5 Package 25kg/ drum ... -
Factory Free sample Fmoc-Phe-Oh - N-6-Trifluoroacetyl-L-lysine CAS No.: 10009-20-8 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White or off-white crystal powder Loss on drying Not more than 1.0% Sulphate ash Not more than 1.0% L-lysine Not more than 1.2% Specific rotation(C=1 2N in HCL) +16° to +20° Water Not more than 0.5% Assay 99.0% to 101.0% Storage Keep in dark place,Sealed in dry,Room Temperature Package 25kg/ drum Validity period 2 years Transportation by sea or by air or by land Country of Origin China Payment terms T/T Synonyms： Nε-Trifl... -
2022 China New Design 109425-55-0 - 1-(tert-butoxycarbonyl)-2-methyl-L-proline CAS No.: 103336-06-7 – 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... -
China Cheap price 31972-52-8 - H- Trp (Boc)-OH CAS:146645-63-8 manufacturer – Tongsheng Amino Acid
Product Detail 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 N-IN-BOC-L-TRYPTOPHAN; N-INDOLE-T-BUTOXYCARBONYL-L-TRYPTOPHAN; H-TRP(BOC)-OH; N-IN-BOC-L-TRYPTOPHAN; N-INDOLE-T-BUTOXYCARBONYL-L-TRYPTOPHAN; (S)-2-amino-3-(1-(tert-butoxycarbonyl)-1H-indol-3-yl)propanoicacid; 1-Boc-D-tryptophan; 1-[(1,1-Dimethylethoxy)carbonyl]-L-tryptophan; L-Trp(Boc)-OH Appl... -
Super Lowest Price 1-Benzhydrylazetidine-3-Carboxylic Acid - (R)-(-)-2-Methylpiperazine 75336-86-6 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 (R)-(-)-2-METHYLPIPERAZINE; (R)-2-METHYLPIPERAZINE; PIPERAZINE,2-METHYL-,(2R)-; R-(-)-2-Methylpiperazine; (R)-(-)-2-Methylpiperazine; (R)-(-)-2-METHYLPIPERAZINE Application Chiral Building Blocks; Heterocyclic Building Blocks; Chiral Compounds; Piperaizine; Piperazine... -
OEM Factory for 159857-60-0 - L-amino acids L-Hydroxyproline CAS No.: 51-35-4 bulk stock – Tongsheng Amino Acid
Product Detail Appearance White crystals or crystalline powder Specific rotation(a)D20 -74.0º to –77.0º Transmittance Not less than 95.0% Chloride (Cl) Not more than 0.02% Ammonium(NH4) Not more than 0.02% Heavy metal(Pb) Not more than 10ppm Iron(Fe) Not more than 10ppm Arsenic(As2O3) Not more than 1ppm Loss on drying Not more than 0.20% Residue on ignition Not more than 0.1% Assay 98.5 to 101.0% Validity period 2 years PH 5.0 – 6.5 Package 25kg/ drum ... -
100% Original 103336-06-7 - 1-(tert-butoxycarbonyl)-2-methyl-L-proline CAS No.: 103336-06-7 – 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...
