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L-Serine

Catalog No. 84959 Name Sigma Aldrich
CAS Number 56-45-1 Website http://www.sigmaaldrich.com
M. F. C3H7NO3 Telephone 1-800-521-8956
M. W. 105.09258 Fax
Purity ≥99.5% (NT) Email
Storage Chembase ID: 19

SYNONYMS

Title
L-丝氨酸
IUPAC name
(2S)-2-amino-3-hydroxypropanoic acid
IUPAC Traditional name
L-serine
Synonyms
(S)-2-Amino-3-hydroxypropionic acid
(S)-2-氨基-3-羟基丙酸

DATABASE IDS

CAS Number 56-45-1
Beilstein Number 1721404
MDL Number MFCD00064224
PubChem SID 24888286
EC Number 200-274-3

PROPERTIES

Antion Traces chloride (Cl-): ≤50 mg/kg
Antion Traces sulfate (SO42-): ≤50 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: ≤50 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 ≤0.1% (as SO4)
Impurities insoluble matter, passes filter test
Impurities ≤0.3% foreign amino acids
λ 0.5 M in 1 M HCl
Linear Formula HOCH2CH(NH2)CO2H
Loss on Drying ≤0.1% loss on drying, 20 °C (HV)
Product Line BioUltra
Purity ≥99.5% (NT)
Absorption Wavelength λ: 260 nm Amax: 0.05
Absorption Wavelength λ: 280 nm Amax: 0.05
Melting Point 222 °C (dec.)(lit.)
Optical Rotation [α]20/D +13±0.5°, c = 5% in 5 M HCl
Solubility 1 M HCl: soluble0.5 M at 20 °C, clear, colorless
MSDS Link Download
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
German water hazard class 1

DETAILS

Description (English)
Biochem/physiol Actions
Precursor of glycine by serine hydroxymethyltransferase.
Other Notes
Synthesis of labels for protonation studies by Fourier Transform infrared methods1; Stabilizes mung bean nuclease at pH values below seven2; Amino acid spacing in isotachophoresis on polyacrylamide gel - a critical evaluation3; Growth requirement of various microorganisms4
Description (简体中文)
Biochem/physiol Actions
通过丝氨酸羟甲基转移酶获得甘氨酸时的前体。
Other Notes
Synthesis of labels for protonation studies by Fourier Transform infrared methods1; Stabilizes mung bean nuclease at pH values below seven2; Amino acid spacing in isotachophoresis on polyacrylamide gel - a critical evaluation3; Growth requirement of various microorganisms4

REFERENCES