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China Manufacturer Sales Highest Quality L-ABRINE CAS 526-31-8 For stock delivery

China Manufacturer Sales Highest Quality L-ABRINE CAS 526-31-8 For stock delivery

Products - LeaderBio-Plant Extract Ingredients-500MT/Year
  • Purity
    99.9%
  • Use
    Health Care
  • Origin
    China
  • Package
    1KG/Tin 25KG/Drum*Carton
  • Manufacturer
    XI'AN LEADER BIOCHEMICAL ENGINEERING CO.,LTD
  • Place of Origin
    CHINA
  • Brand Name
    Leader
  • Certification
    ISO,GMP,SGS,HALA,KOSER,HACCP
  • Model Number
    LD
  • Minimum Order Quantity
    25KGS
  • Price
    Negotiate Depend on order quantity
  • Packaging Details
    25KG/Drum
  • Delivery Time
    2-3 working days
  • Payment Terms
    Western Union, MoneyGram, T/T, L/C
  • Supply Ability
    10MTS/Month

China Manufacturer Sales Highest Quality L-ABRINE CAS 526-31-8 For stock delivery

  • China Manufacturer Sales Highest Quality L-ABRINE CAS 526-31-8 For stock delivery
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L-ABRINE Basic information
Product Name: L-ABRINE
Synonyms: H-METRP-OH;L-ABRINE;ABRINE;ABRINE, L-;N-METHYLTRYPTOPHAN;N-ME-TRP-OH;N-ME-TRP-OH HCL;N-ME-TRYPTOPHAN
CAS: 526-31-8
MF: C12H14N2O2
MW: 218.25
EINECS: 208-388-5
Product Categories: Indoles;Tryptophans;Amino Acid Derivatives;Peptide Synthesis;Tryptophan
Mol File: 526-31-8.mol
L-ABRINE Structure
 
L-ABRINE Chemical Properties
Melting point >300 °C (dec.) (lit.)
alpha D21 +44° (0.28 g in 10 ml 0.5N HCl)
Boiling point 358.94°C (rough estimate)
density 1.272±0.06 g/cm3 (20 ºC 760 Torr)
refractive index 65 ° (C=1, 0.5mol/L NaOH)
pKa 2.32±0.10(Predicted)
optical activity [α]20/D +65°, c = 1 in 0.5 M NaOH
Merck 14,10
BRN 86638
CAS DataBase Reference 526-31-8(CAS DataBase Reference)
 
Safety Information
Hazard Codes Xn
Risk Statements 20/21/22
Safety Statements 36
WGK Germany 3
HS Code 29339900
MSDS Information
Provider Language
SigmaAldrich English
ACROS English
 
L-ABRINE Usage And Synthesis
Chemical Properties white to light grey crystalline powder or crystals
Definition ChEBI: A N-methyl-L-alpha-amino acid that is the Nalpha-methyl derivative of L-tryptophan.
Purification Methods Crystallise L-abrine from H2O or EtOH/H2O mixture and dry it for 2days at 60o in high vacuum; it has m 275-290o(dec with browning at 230o) and [] D +47.2o (c 2, 0.5N HCl) [Peter et al. Helv Chim Acta 46 577 1963]. [Gregory & Morley J Chem Soc 913 1968, Beilstein 22/14 V 40.]
 
L-ABRINE Preparation Products And Raw materials
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