L-Abrine

L-Abrine Structure
CAS No.
526-31-8
Chemical Name:
L-Abrine
Synonyms
ABRINE;L-ABRINE;L-ABRINE;ABRINE, L-;H-METRP-OH;N-ME-TRP-OH;L-Abrine 99%;laevo-abrine;L-Abrine >H-N-Me-Trp-OH
CBNumber:
CB1236662
Molecular Formula:
C12H14N2O2
Molecular Weight:
218.25
MOL File:
526-31-8.mol
MSDS File:
SDS
Modify Date:
2025/1/27 9:38:02

L-Abrine 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)
storage temp. under inert gas (nitrogen or Argon) at 2–8 °C
solubility H2O : 2 mg/mL (9.16 mM; ultrasonic and adjust pH to 10 with NaOH)
form Cryst.
pka 2.32±0.10(Predicted)
color Off-white to light yellow
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

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302+H312+H332
Precautionary statements  P261-P264-P280-P301+P312-P302+P352+P312-P304+P340+P312
Hazard Codes  Xn
Risk Statements  20/21/22
Safety Statements  36
WGK Germany  3
HS Code  29339900
NFPA 704
0
1 0

L-Abrine price More Price(1)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) 434248 L-Abrine 99% 526-31-8 1G ₹14559.63 2022-06-14 Buy
Product number Packaging Price Buy
434248 1G ₹14559.63 Buy

L-Abrine Chemical Properties,Uses,Production

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

Raw materials

Preparation Products

Global( 179)Suppliers
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H-METRP-OH L-ABRINE ABRINE ABRINE, L- N-METHYLTRYPTOPHAN N-ME-TRP-OH N-ME-TRP-OH HCL N-ME-TRYPTOPHAN N-METHYL-L-TRYPTOPHAN N-METHYL-L-TRYPTOPHANE HYDROCHLORIDE N-A-METHYL-L-TRYPTOPHAN N ALPHA-METHYL-L(+)-TRYPTOPHAN N-ALPHA-METHYL-L-TRYPTOPHAN N-alpha-Methyl-L-trytophan (2S)-2-(Methylamino)-3-(1H-indole-3-yl)propanoic acid (S)-3-(1H-Indol-3-yl)-2-(methylamino)propionic acid N-Methyl-L-tryptophan,99% Nα-Me-L-Trp-OH L-Abrine,Nα-Methyl-L-tryptophan N-METHYL-L-TRYPTOPHAN HYDROCHLORIDE L-N-Methyltryptophan (S)-3-(1H-indol-3-yl)-2-(MethylaMino)propanoic acid Nα-Methyl-L-tryptophan L-Abrine L-Abrine 99% laevo-abrine L-Abrine > 3-(1H-indol-3-yl)-2-(methylammonio)propanoate (2S)-3-(1H-indol-3-yl)-2-(methylamino)propanoic acid L-Tryptophan, N-methyl- H-N-Me-Trp-OH H-N-Me-L-Trp-OH L-Abrine L-ABRINE 526-31-8 Indoles Tryptophans Amino Acid Derivatives N-Methyl Amino Acids Peptide Synthesis Specialty Synthesis Unnatural Amino Acid Derivatives Tryptophan Indoles Tryptophans Amino Acid Derivatives Peptide Synthesis Tryptophan