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L-Isoleucine

Catalog No. 58879 Name Sigma Aldrich
CAS Number 73-32-5 Website http://www.sigmaaldrich.com
M. F. C6H13NO2 Telephone 1-800-521-8956
M. W. 131.17292 Fax
Purity ≥99.5% (NT) Email
Storage Chembase ID: 52

SYNONYMS

Title
L-异亮氨酸
IUPAC name
(2S,3S)-2-amino-3-methylpentanoic acid
IUPAC Traditional name
L-isoleucine
Synonyms
(2S,3S)-2-氨基-3-甲基戊酸
(2S,3S)-2-Amino-3-methylpentanoic acid

DATABASE IDS

PubChem SID 24881234
MDL Number MFCD00064222
CAS Number 73-32-5
EC Number 200-798-2
Beilstein Number 1721792

PROPERTIES

Antion Traces chloride (Cl-): ≤100 mg/kg
Antion Traces sulfate (SO42-): ≤100 mg/kg
Cation Traces Al: ≤5 mg/kg
Cation Traces As: ≤0.1 mg/kg
Cation Traces Ba: ≤5 mg/kg
Cation Traces Bi: ≤5 mg/kg
Cation Traces Ca: ≤10 mg/kg
Cation Traces Cd: ≤5 mg/kg
Cation Traces Co: ≤5 mg/kg
Cation Traces Cr: ≤5 mg/kg
Cation Traces Cu: ≤5 mg/kg
Cation Traces Fe: ≤5 mg/kg
Cation Traces K: ≤50 mg/kg
Cation Traces Li: ≤5 mg/kg
Cation Traces Mg: ≤5 mg/kg
Cation Traces Mn: ≤5 mg/kg
Cation Traces Mo: ≤5 mg/kg
Cation Traces NH4+: ≤100 mg/kg
Cation Traces Na: ≤50 mg/kg
Cation Traces Ni: ≤5 mg/kg
Cation Traces Pb: ≤5 mg/kg
Cation Traces Sr: ≤5 mg/kg
Cation Traces Zn: ≤5 mg/kg
Ignition Residue 0.05%
Impurities insoluble matter, passes filter test
Impurities ≤0.5% foreign amino acids
λ 1 M in 1 M HCl
Linear Formula C2H5CH(CH3)CH(NH2)CO2H
Loss on Drying 0.05% loss on drying, 20 °C (HV)
Product Line BioUltra
Purity ≥99.5% (NT)
Absorption Wavelength λ: 260 nm Amax: 0.07
Absorption Wavelength λ: 280 nm Amax: 0.05
Melting Point 288 °C (dec.)(lit.)
Optical Rotation [α]20/D +41.0±1°, c = 5% in 6 M HCl
Solubility 1 M HCl: soluble1 M at 20 °C, clear, colorless
MSDS Link Download
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
RTECS NR4705000
German water hazard class 1

DETAILS

Description (English)
Other Notes
Growth requirement of various microorganisms1
Description (简体中文)
Other Notes
Growth requirement of various microorganisms1

REFERENCES