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Leucine

Leucine structure

CAS No:
328-39-2
Formula:
C6H13NO2
Chemical Name:
Leucine
Synonyms:
Leucine;DL-Leucine;Leucine,DL-;(±)-Leucine;(RS)-Leucine;NSC 9252;2-Amino-4-methylpentanoic acid;1105707-16-1
Categories:
Biochemical Engineering > Amino Acids and Proteins

Description

White crystalline powder

Leucine is a branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isobutyl group. It has a role as a Daphnia magna metabolite. It is a branched-chain amino acid and an alpha-amino acid. It contains an isobutyl group. It is a conjugate base of a leucinium. It is a conjugate acid of a leucinate.

Leucine Basic Attributes

Molecular Weight：

131.17300

Exact Mass：

131.17

EC Number：

206-328-2

NSC Number：

77687|46709|9252

HScode：

29224995

Characteristics

PSA：

63.32000

XLogP3：

-1.5

Appearance：

Small white lustrous plates or crystalline powder; odourless

Density：

1.035 g/cm3

Melting Point：

293 °C

Boiling Point：

Sublimes at 145-148 deg C. Decomposes at 293-295 deg C (rapid heating, sealed tube)

Flash Point：

90.3ºC

Refractive Index：

1.462

Water Solubility：

H2O: soluble

Storage Conditions：

Store at RT.

Vapor Pressure：

5.52X10-9 mm Hg at 25 deg C (est)

Collision Cross Section：

134.8 Å² [M-H]-

Safety Information

Transport codes：

NONH for all modes of transport

wgk germany：

safety instructions：

S24/25

Marks：

Stability/Shelf Life：

Stable. Incompatible with strong oxidizing agents.

Drug Information

MeSH Entry Terms：

poly(L-leucine)

Leucine Use and Manufacturing

Uses

Nutritional supplements for biochemical research.

Manufacturing Info：

Leucine: ACTIVE

Use Classification：

Fatty Acyls [FA] -> Fatty Acids and Conjugates [FA01] -> Amino fatty acids [FA0110]

Computed Properties

Molecular Weight:131.17
XLogP3:-1.5
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:3
Rotatable Bond Count:3
Exact Mass:131.094628657
Monoisotopic Mass:131.094628657
Topological Polar Surface Area:63.3
Heavy Atom Count:9
Complexity:101
Undefined Atom Stereocenter Count:1
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Material

Triethylamine

2-Naphthol

Ethanol

Hydrochloric acid

Sulfuric acid

Downstream Products

Isoamyl alcohol

Carbon dioxide

Formaldehyde

Glycine

Ammonia

Isobutyric acid

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Guide of Leucine

Description
Basic Attributes
Characteristics
Safety Information
Drug Information
Use and Manufacturing
Computed Properties
Material
Downstream Products
Recommended Suppliers
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Leucine

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