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Manufacturer for L Threonine - Fmoc-His(Boc)-OH – Baishixing
Specifications Appearance White to off-white powder Purity(HPLC) ≥97% Specific Rotation[α]]20/D -7°±2.5°（C=1 in DMF） Optical Purity ≦0.5% D-enantiomer Clarity of solution 0.3 gram in 2ml DMF clear solution Water Content (K.F) ≦3.0% Loss on drying ≦3.0% (60℃，2h) Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 10KGs in stock. Application: it is widely used in food additives, pharmaceutical interme... -
professional factory for Dl-Alanine - L-Alanyl-L-Cystine – Baishixing
Specifications Appearance White or off-white crystalline Powder IR Spectrum Conforms to known standard Assay（Titration,dried basis） ≥95.0% Loss on drying ≤ 5.0% Endotoxin ≤ 0.01Eu/ug Bioburden ≤10CFU/g Appearance: White to off-white powder Purity: 97%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 -
Excellent quality Serine - L-Leucine Ethyl Ester HCL – Baishixing
Specifications Color White Melting Point 136°C Formula Weight 195.69 Physical Form Crystal-Powder at 20°C Percent Purity ≥99.0% (T) Chemical Name or Material L-Leucine Ethyl Ester Hydrochloride Appearance: White powder Assay: 99% min Product Quality meets: Company standard Stock status: Usually keep100-200KGs in stock. Application: it is the intermediate of food additives, pharmaceutical intermediates. Package: 25kg / barrel Numbering system CAS No.: 2743-40-0 MDL No.: mfcd000... -
New Arrival China Boc-L-Pyr. Obzl - L-Phenylalaninamide HCL – Baishixing
Specifications Synonym(s): Benzenepropanamide,a-amino-, monohydrochloride, (S)-; Benzenepropanamide, a-amino-, monohydrochloride, (aS)- (9CI); (S)-Phenylalaninamide hydrochloride; L-Phenylalaninamidehydrochloride; L-Phenylalanine amide hydrochloride; Phenylalaninamidehydrochloride; Phenylalanine amide hydrochloride CAS: 65864-22-4 Molecular Formula / Molecular Weight : C9H12N2O·HCl = 200.67 Molecular Weight：200.67 InChI:1S/C9H12N2O.ClH/c10-8(9(11)12)6-7-4-2-1-3-5-7;/h1-5,8H,6,10H2,(H2,11,12)... -
Factory Free sample Prolinamide - Boc-l-pyroglutamic Acid Benzyl Ester – Baishixing
Specifications Color White Formula Weight 319.35 Physical Form Powder Percent Purity 98% Chemical Name or Material Benzyl (S)-1-Boc-5-oxopyrrolidine-2-carboxylate Appearance: White to off-white powder Purity: 98%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 -
Factory Supply D-Pyroglutamic Acid Tert-Butyl Ester - Direct factory supply China N-Acetyl-4-Thiazolidinecarboxylic Acid, 5025-82-1 – Baishixing
We believe that long expression partnership is actually a result of top quality, worth added services, prosperous experience and personal contact for Direct factory supply China N-Acetyl-4-Thiazolidinecarboxylic Acid, 5025-82-1, Seeing believes! We sincerely welcome the new clients abroad to put in place company interactions and also count on to consolidate the associations together with the long-established clients. We believe that long expression partnership is actually a result of top qual... -
China Supplier China Factory N-Acetyl-L-Tyrosine Cas No.: 537-55-3 Fast Delivery - 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 -
Good Wholesale Vendors L-Tyrosine Powder - 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 -
2021 New Style N-Glycyl-L-Tyrosine - Boc-l-ala-osu – Baishixing
Specifications Appearance White crystalline powder Specific Rotation[α]20/D -50.0°±2.0°(C=2,acetic acid) Purity ≥98.0% Melting point 162℃～165℃ 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 -
2021 High quality Vitamin - 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... -
Best-Selling Cas 556-02-5 - L-Thiazolidine-4-carboxylic acid – Baishixing
Specifications Specific Rotation -101 Melting Point 203°C Sulfated Ash 0.1% max. Color Pink to White Loss on Drying 0.5% max. Specific Rotation Condition −101° (20°C c=1,1N HCl) Assay Percent Range 98% Solubility Information Solubility in water: 28.5g/L (20°C). Other solubilities: soluble in 1n hcl,practically insoluble in alcohol Formula Weight 133.16 Physical Form Flakes Percent Purity 98% Chemical Name or Material L(-)-Thiazolidine-4-carboxylic acid, 98% Appeara... -
China Factory for 4-Hydroxyphenylalanine - 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...
