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L-tert-Leucine CAS 20859-02-3

L-tert-Leucine CAS 20859-02-3

In Amino Acid, Key Products, Products

Identification

CAS Number

20859-02-3

Name

L-tert-Leucine

Synonyms

(2S)-2-amino-3,3-dimethylbutanoic acid
(2S)-2-Amino-3,3-dimethylbutyric acid [ACD/IUPAC Name]
(S)-2-Amino-3,3-dimethylbutanoic acid
(S)-2-Amino-3,3-dimethylbutyric acid
(S)-2-Amino-4-methylpentanoic acid
1721824 [Beilstein]
20859-02-3 [RN]
3-Methyl-L-valin [German] [ACD/IUPAC Name]
3-Methyl-L-valine [ACD/IUPAC Name]
3-Méthyl-L-valine [French] [ACD/IUPAC Name]
424-750-7 [EINECS]
471-50-1 [RN]
L-2-tert-Butylglycine
L-tert-Leucine
L-Valine, 3-methyl- [ACD/Index Name]
L-α-tert-Butylglycine
QVYZX1&1&1 &&L or S Form [WLN]
tert-leucin
(2R)-2-amino-3,3-dimethylbutanoic acid
(2S)-2-azaniumyl-3,3-dimethylbutanoate
(L)-tert-leucine
(S)-tert-leucine
[20859-02-3]
2-Adba
BR-47550
H-tBu-Gly-OH
H-Tle-OH
HV5
L-(+)-tert-Leucine
L-2720
L-2-Amino-3,3-dimethylbutanoic acid
L-a-tert-Butylglycine
L-tert Leucine
L-tert.Leucine
l-t-leucine
L-α-tert-Butyl-Gly-OH
l-叔亮氨酸,98%
MFCD00004265 [MDL number]
OR-1491
STR07808
TBG
tert-Butylglycine
tert-leucine
t-leucine
T-Tle-OH

SMILES

CC(C)(C)[C@@H](C(=O)O)N

StdInChI

InChI=1S/C6H13NO2/c1-6(2,3)4(7)5(8)9/h4H,7H2,1-3H3,(H,8,9)/t4-/m1/s1

StdInChIKey

NPDBDJFLKKQMCM-SCSAIBSYSA-N

Molecular Formula

C6H13NO2

Molecular Weight

131.173

Beilstein Registry Number

1721824

MDL Number

MFCD00064218

Properties

Appearance

White to off-white powder

Melting Point

°C

Boiling Point

Safety Data

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR 

NONH for all modes of transport

WGK Germany

1

Specifications and Other Information of Our L-tert-Leucine CAS 20859-02-3

Identification Methods

IR, HPLC

Purity

99% min

EE purity

99% min

Assay

99.o～101.0%

Specific Optical Rotation

-8.0 ° ~11.0 °

D-TE R下LEUCINE

≤0.1%

Heavy Metals

≤10 ppm

Loss on Drying

≤0.5%

Residue on Ignition

≤0.5%

Shelf Life

2 years

Storage

Under room temperature away from light

Known Application

Often used as an amino acid, and also as an intermediate of atazanavir.

This product is developed by our R&D company Watson International Ltd (https://www.watson-int.com/).