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Best Price on China 537-55-3 - 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... -
Best Price on China 537-55-3 - D-Ornithine monohydrochloride – Baishixing
Specifications Formula Weight 168.62 Percent Purity ≥98% Melting Point 237°C (decomposition) Optical Rotation −23° (c=5 in 5N HCl) Chemical Name or Material D-Ornithine hydrochloride Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 30-50KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate. Package: 25kg / barrel Numbering system CAS No.: 16682-12-5 MDL No.: mfcd000... -
Big Discount N-Acetyl L-Tyrosine Powder Price - H-MET-GLY-OH – Baishixing
Specifications Appearance White powder or off-white powder Specific rotation -0.8°~ -2.8° Assay ≥98.5% Chloride ≤0.05% PH 4.5~6.5 Iron (Fe) ≤30ppm Sulfate (SO4) 0.03% Heavy metals: ≤15ppm Loss on drying ≤1.0% Residue on Ignition ≤0.3% 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: 25k... -
Manufactur standard D-Pyroglutamic - Boc-l-alanine-oh – Baishixing
Specifications Assay Percent Range 99+% Linear Formula (CH3)3COC(O)NHC(CH3)COOH Formula Weight 189.21 Specific Rotation − 26.00 Physical Form Granular Powder Percent Purity ≥99% Specific Rotation Condition −26.00 (20.00°C c=2,CH3COOH) Color White Melting Point 81.0°C to 84.0°C Chemical Name or Material BOC-L-Alanine Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 400-500KGs in stock. Applicat... -
Super Purchasing for L-Tyrosine Benzyl Ester - L-Glutamic Acid – Baishixing
Specifications Appearance White to off-white powder Specific Rotation[α]20/D +31.5°~ +32.5° Chloride(CL) ≤0.02% Sulpbate（SO42-） ≤0.02% Iron (Fe) ≤10ppm Residue on ignition ≤0.1% Heavy metal (Pb) ≤10ppm Assay 98.5%~101.5% Loss on drying ≤0.1% individual impurity ≤0.5% total impurity ≤2.0% Appearance: White to off-white powder Product Quality meets: AJI92, EP8, USP38 standards. Stock status: Usually keep 10,000KGs in stock. Application: it is widely used in food addi... -
Online Exporter Cas. 556-03-6 Hormones - 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... -
New Fashion Design for Cas 60-18-4 - 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... -
Low MOQ for L Tyrosine - L-Tyrosine – Baishixing
Specifications Assay Percent Range 99% Solubility Information Soluble in hydrochloric acid. Slightly soluble in water. Formula Weight 181.19 Percent Purity 99% Melting Point >300°C Optical Rotation −11° (c=4 in 1N HCl) Chemical Name or Material L-Tyrosine Appearance: White powder Product Quality meets: AJI97, EP8, USP38 standards. Stock status: Usually keep 4000-5000KGs in stock. Applications L-Tyrosine is used in pharmaceuticals, dietary supplements and food additives. ... -
100% Original Boc-L-Pyroglutamic Acid Methyl Ester - L-Leucine – Baishixing
Specifications Solubility Information Solubility in water: 22.4g/L (20°C). Other solubilities: 10.9g/L acetic acid, slightly soluble in alcohol, insoluble in ether Formula Weight 131.17 Specific Rotation + 15.40 Sublimation Point 145.0 °C Specific Rotation Condition + 15.40 (20.00°C c=4, 6N HCl) Melting Point 286.0°C to 288.0°C Quantity 500g Chemical Name or Material L-Leucine Physicochemical properties L-leucine is a white crystalline or crystalline powder. It is a non-po... -
Excellent quality Serine - L-Valine methyl ester HCL – Baishixing
Specifications Solubility Information Soluble in methanol (50mg/ ml-clear,colorless solution). Formula Weight 152.62 Physical Form Solid Percent Purity 95% Melting Point 266°C to 270°C Chemical Name or Material L-Valinamide hydrochloride Appearance: White powder MDL No. mfcd00012497 Beilstein 3594960 EC № 228-620-9 Product Quality meets: Company standards. Stock status: Usually keep100-200KGs in stock. Hazard statement Safety level: 22-24 / 25 Properties and stability If it is... -
8 Year Exporter 62937-45-5 - DL-Tyrosine – Baishixing
Specifications Chemical Name or Material DL-Tyrosine CAS 556-03-6 Molecular Formula C9H11NO3 Infrared Spectrum Authentic Beilstein 14, 621 Synonym dl-tyrosine, h-dl-tyr-oh, 2-amino-3-4-hydroxyphenyl propanoic acid, tyrosin, tyrosine, dl, l-tyrosine, free base, tirosina, l-tryosine, 3-4-hydroxyphenyl-dl-alanine, benzenepropanoic acid, s InChI Key OUYCCCASQSFEME-UHFFFAOYSA-N IUPAC Name 2-amino-3-(4-hydroxyphenyl)propanoic acid PubChem CID 1153 Formula Weight 181.19 Percen... -
2021 wholesale price L-Alanyl-L-Tyrosine - 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
