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Factory Cheap N-Methyl-L-Alanine - D- Tryptophan methyl ester HCl – Baishixing
Specifications Melting Point 205°C Formula Weight 254.71 Physical Form Crystal-Powder at 20°C Percent Purity ≥98.0% (N) Chemical Name or Material D-Tryptophan Methyl Ester Hydrochloride Appearance: White to off-white powder Purity: 99%min Melting point: 213-216 ℃ Boiling point: 390.6 ℃ at 760 mmHg Flash point: 190 ℃ Refractive index: – 19 ° (C = 5, MeOH) Vapor pressure: 2.62e-06mmhg at 25 ℃ Product Quality meets: Our company standards. Stock status: Usually keep 400-500KGs... -
18 Years Factory N-Acetyl-Cysteine - N-Acetyl-Thiazolidine-4-Carboxylic Acid, Folcisteine, 3-ACETYL-4-THIAZOLIDINECARBOXYLIC ACID, NATCA, AATC – Baishixing
Specifications Appearance White or off-white powder Specific Rotation[α]20/D -131°±5°（C=2,H2O） Transmittance ≥99.0% Chloride(CL) ≤1.0% Iron(Fe) ≤10ppm Heavy metal(Pb) ≤10ppm Arsenic ≤1ppm Melting point 142℃～149℃ TLC Analysis ≥99.0% Assay ≥98.5% Loss on drying ≤0.5% Appearance: White to off-white powder Purity: 99% min Product Quality meets: Our company standards. Stock status: Usually keep 3000-4000KGs in stock. Application: it is widely used as industrial interme... -
2021 Good Quality Cas 3061-88-9 - DL-Threonine – Baishixing
Specifications Chemical Name or Material DL-Threonine Molecular Formula C4H9NO3 InChI Key AYFVYJQAPQTCCC-UHFFFAOYSA-N IUPAC Name 2-amino-3-hydroxybutanoic acid PubChem CID 205 Formula Weight 119.1 Percent Purity >99% CAS 80-68-2 Synonym dl-threonine, allo-dl-threonine, threonine, dl, dl-allothreonine, dl-2-amino-3-hydroxybutanoic acid, threonine l, h-dl-thr-oh, dl-allo-threonine, allothreonine, d, wln: qy1&yzvq-l SMILES CC(C(C(=O)O)N)O Molecular Weight (g/mol) 11... -
Factory source D-Pyroglutamic Acid Powder - D-Pyroglutamic acid – Baishixing
Specifications Quantity 5g Color White Melting Point 162°C Formula Weight 129.12 Physical Form Crystal-Powder at 20°C Percent Purity ≥98.0% (T) Chemical Name or Material D-Pyroglutamic Acid Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 100-200KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate. Package: 25kg / barrel Melting point: 155-162 & # 160;, # x... -
High definition Cas. 144978-35-8 - Fmoc-l-aspartic Acid-alpha-t-butyl Ester – Baishixing
Specifications Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 10-20KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate. Package: 25kg / barrel CAS No.：129460-09-9 Molecular Formula：C23H25NO6 Molecular Weight：411.45 Synonym(s): L-Fmoc-Aspartic acid alpha-tert-butyl ester Fmoc-Asp-OtBu N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-aspartic acid 1-(1,1-dimethylethyl ester 1-tert-But... -
2021 High quality Cas 537-55-3 - BOC-D-PYR-OH – Baishixing
Specifications Solubility Information Slightly soluble in water. Formula Weight 229.23 Percent Purity 97% Melting Point 111°C to 116°C Optical Rotation +35° (c=1 in Chloroform) Sensitivity Moisture sensitive Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 100-200KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate. Package: 25kg / barrel -
OEM/ODM China Fmoc Amino Acids and Derivatives - Trans-4-amino-cyclohexane Carboxylic Acid Hydrochloride – Baishixing
Specifications Appearance White or off-white powder LC-MS Consistent with molecular weight Identity by 1H-NMR Consistent with structure Assay 98.0%～102.0% water ≤0.5% Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 100-200KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate, buffer, cell culture fields. Package: 25kg / barrel CAS: 27960-59-4 Synonym(s): trans-4-... -
Hot Sale for 60-18-4 - L-Alaninamide hydrochloride – Baishixing
Specifications Appearance White crystals or crystalline powder Specific Rotation[α]20/D +9.0°～+13.0°(C=1,H2O) Purity ≥98.0% Chloride(CL) 27.0%～29.0% Melting point 210～220℃ Heavy metal(Pb) ≤10ppm Water Content(KF) ≤1.0% Appearance: White powder Assay: 99% min Product Quality meets: Company standard Package: 25kg / barrel Physicochemical properties Melting point: 212-217 ° C Boiling point: 247.4 ° C at 760 mmHg Flash point: 103.4 ° C Storage condition: 2-8 ° C security in... -
Best Price for Tyrosine - L-pyroglutamic acid – Baishixing
Specifications Specific Rotation Condition − 27.50 (20.00°C c=10,1 N NaOH) Specific Rotation − 27.50 Water 0.5% Max. (K.F.) Color White Melting Point 152.0°C to 162.0°C Assay Percent Range 98% Beilstein 22,284 Solubility Information Solubility in water: 100-150g/l (20°). Other solubilities: soluble in alcohol and acetone Formula Weight 129.12 Physical Form Crystalline Powder Percent Purity 98% Chemical Name or Material L-pyroglutamic acid Appearance: white powder U... -
OEM/ODM Supplier Boc-L-Pyroglutamic Acid Methyl Ester - N-Boc-trans-4-Hydroxy-L-proline methyl ester – Baishixing
Specifications Appearance White or off-white crystalline powder Specific Rotation[α]20/D -65.0°±3°(C=1 CHCl3) Melting point 92℃～96℃ Heavy metal(Pb) ≤20ppm Assay ≥98.0% Loss on drying ≤1.0% Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 100-200KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate. Package: 25kg / barrel CAS: 53292-89-0 Synonym(s): RARECHEMARPA... -
China wholesale Amino Acid - ODM Manufacturer China 99% 4, 6-Diaminoresorcinol Dihydrochloride CAS 16523-31-2 Industry Grade – Baishixing
Our target should be to consolidate and enhance the top quality and service of current goods, in the meantime frequently create new products to satisfy diverse customers’ calls for for ODM Manufacturer China 99% 4, 6-Diaminoresorcinol Dihydrochloride CAS 16523-31-2 Industry Grade, Top quality is factory’ existence , Focus on customer’ demand may be the source of enterprise survival and advancement, We adhere to honesty and good faith working attitude, seeking forward to the ... -
Online Exporter Cas. 556-03-6 Hormones - N-Acetyl-L-tyrosine – Baishixing
Specifications Appearance white powder Specific Rotation[α]20/D +46.5° ～ +49.0° Transmittance ≥96.0% Chloride(CL) ≤0.02% Ammonium（NH4+） ≤0.02% Sulphate（SO42-） ≤0.02% Iron(Fe) ≤30ppm Residue on ignition ≤0.1% Heavy metal(Pb) ≤10ppm Arsenic ≤2ppm Assay 99.0%～101.0% Loss on drying ≤0.50% PH 2.0～3.0 Product Quality meets: Our company standards. Stock status: Usually keep 300-400KGs in stock. Application: N-acetyl-l-tyrosine and n-acetyl-l-tyrosine are importan...
