Merck
All Photos(1)

61819

Sigma-Aldrich

L-亮氨酸

BioUltra, ≥99.5% (NT)

Synonym(s):
(S)-2-氨基-4-甲基戊酸
Linear Formula:
(CH3)2CHCH2CH(NH2)CO2H
CAS Number:
Molecular Weight:
131.17
Beilstein:
1721722
EC 号:
MDL编号:
eCl@ss:
32160406
PubChem化学物质编号:
NACRES:
NA.26

产品线

BioUltra

质量水平

200

测定

≥99.5% (NT)

形式

powder or crystals

旋光性

[α]20/D +15.5±0.5°, c = 5% in 5 M HCl

technique(s)

NMR: suitable

杂质

insoluble matter, passes filter test
≤0.3% foreign amino acids

灼烧残渣

≤0.1%

缺失

≤0.1% loss on drying, 20 °C (HV)

颜色

white

mp

>300 °C (lit.)

溶解性

1 M HCl: 0.1 M at 20 °C, clear, colorless

痕量阴离子

chloride (Cl-): ≤200 mg/kg
sulfate (SO42-): ≤100 mg/kg

痕量阳离子

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
NH4+: ≤100 mg/kg
Na: ≤100 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

λ

0.1 M in 1 M HCl

紫外吸收

λ: 260 nm Amax: 0.05
λ: 280 nm Amax: 0.05

SMILES string

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

InChI

1S/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t5-/m0/s1

InChI key

ROHFNLRQFUQHCH-YFKPBYRVSA-N

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其他说明

作为血清蛋白的等速电泳中的间隔物;满足各种微生物的生长要求

储存分类代码

13 - Non Combustible Solids

WGK

WGK 1

闪点(F)

Not applicable

闪点(C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

Certificate of Analysis

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Certificate of Origin

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