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Good quality Pharmaceutical Stuff - 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... -
Popular Design for N-Acetyl-L-Tyrosine Price - H-Hyp-OMe·HCl – Baishixing
Specifications Formula Weight 181.62 Percent Purity 98% Chemical Name or Material trans-4-Hydroxy-L-proline methyl ester hydrochloride Appearance: White powder Product Quality meets: Company standards. Stock status: Usually keep100-200KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate, and cell culture field. Package: 25kg / barrel/ Bag Other Name: trans-4-Hydroxy-L-proline methyl ester; 4-HYDROXY-L-PROLINE METHYL ESTER HCl; H-HYP-OME HCL; H... -
2021 New Style N-Glycyl-L-Tyrosine - D-Tryptophan – Baishixing
Specifications Appearance of Solution (1% aq. soln.) Clear colorless to light yellow Assay Percent Range 99% Infrared Spectrum Authentic Loss on Drying 0.5% max. Formula Weight 204.23 Specific Rotation + 31.50 Physical Form Powder Solubility Solubility in water: 11g/L (20°C). Other solubilities: soluble in alkali hydroxides, soluble in hot alcohol, insoluble in chloroform Percent Purity 99% Specific Rotation Condition + 31.50 (24.00°C c=1,H2O) Color White to Yellow Me... -
OEM China Boc-Pyr-Ome - 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... -
2021 High quality Vitamin - 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... -
Chinese Professional D Threonine CAS 632-20-2 - 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... -
Cheapest Factory 600-21-5 - Glycyl-L-glutamine monohydrate – 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... -
Good quality Intermediates - D-Lysine HCl – Baishixing
Specifications Arsenic (As) 1ppm max. Appearance of Solution (10% aq. soln.) clear, colorless Assay Percent Range 99+% Heavy Metals (as Pb) 10ppm max. Linear Formula H2N(CH2)4CH(NH2)COOH·HCl Infrared Spectrum Authentic Iron (Fe) 30ppm max. Loss on Drying 0.3% max. (105°C, 3 hrs) Formula Weight 182.65 Specific Rotation -20.5° to -21.5° (20°C, 589nm) (c=8, 6N HCl) Physical Form Crystalline Powder Percent Purity 99.0 to 101.0% Sulfated Ash 0.1% max. Specific Rotation... -
Professional Design Research Chemical - BOC-L-LYSINE(BOC) – Baishixing
Specifications Solubility Information Soluble in chloroform,ether,ethyl acetate and methanol Formula Weight 346.42 Physical Form oily matter Percent Purity 98% Color White Chemical Name or Material Nalpha,Nepsilon-Di-Boc-L-lysine Appearance: oily matter Purity: 98%min Product Quality meets: Our company standards. Stock status: No stock. Manufacturing process needs 10days. Application: it is widely used in food additives, pharmaceutical intermediate. Package: 25kg / barrel -
Super Lowest Price L/D/Dl-Pyroglutamic Acid - BOC-ARG(NO2)-OH – Baishixing
Specifications Appearance White powder,No mechanical impurities Purity(HPLC) ≥99.0% Related substances(HPLC) Arga3 ≤1% Other largest single impurity ≤0.5% Total impurities ≤1.0% Isomer(HPLC) ≤0.1% 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 Synonym(s): N(alpha)-boc-N(omeg... -
Factory wholesale Dl Acid - L-Cystine Dihydrochloride – Baishixing
Specifications Appearance White crystal or crystalline powde Infrared Spectroscopy Conforms to known standard Specific Rotation[α]20/D -152°～ -167°(C=2,1NHCL) Transmit tance ≥98.0% Sulphate（SO42-） ≤0.02% Iron(Fe) ≤10ppm Residue on ignition ≤0.10% Heavy metal(Pb) ≤10ppm Assay 98.5%～101.0% Loss on drying ≤1.0% Appearance: White to off-white powder Assay: 98.5%～101.0% Specific Orotation: -152°～ -167°(C=2,1NHCL) Product Quality meets: Company standard Stock status: ... -
One of Hottest for Cas 39630-46-1 - 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...
