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Allothreonine, D-

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Origin: China

Cas No: 24830-94-2

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Quick Details
CAS No.:
24830-94-2
Other Names:
D(-)-allo-Threonine
MF:
C4H9NO3
EINECS No.:
246-488-0
Place of Origin:
Hubei, China
Type:
Pharmaceutical Intermediates
Purity:
99%min
Brand Name:
WS BIO
Model Number:
Watson
Application:
Pharmaceutical Intermediates
Appearance:
White powder
Storage:
Cool dry place
Melting point:
276 °C
Packaging&Delivery
Packaging Details
1kg/foil bag;25kg/drum
Port
Any port of China

Property

CAS No.: 24830-94-2 Formula: C4H9NO3 Molecular Weight: 119.11900

Description

D-allo-Threonine is used to prepare serine and threonine β-lactones as inhibitors of hepatitis A virus 3C cysteine proteinase. It is also used to synthesize the aglycon of ramoplanin A2 and ramoplanose with antibacterial activites.

Basic Info

Chemical Name	Allothreonine, D-
Synonyms	(2R,3R)-2-Amino-3-hydroxybutanoic acid; D(-)-allo-Threonine; H-D-allo-Thr-OH; d-allothreonin; D-Allothreonine; allothreonine; (2R,3R)-2-Amino-3-hydroxybutyric acid; D-Allo-Threonine;
CAS No.	24830-94-2
Molecular Formula	C4H9NO3
Molecular Weight	119.11900
PSA	83.55000
LogP	-0.52060

Properties

Appearance & Physical State	White fine crystals
Density	1.307 g/cm3
Boiling Point	345.8ºC at 760 mmHg
Melting Point	276ºC
Flash Point	162.9ºC
Storage Condition	Store at RT.
Vapor Pressure	3.77E-06mmHg at 25°C

Safety Info

Safety Statements	S24/25
HS Code	2922509090

Synthesis Route

grassypeptolide A→D-α-aminobutyric acid+Allothreonine, D-
grassypeptolide C→D-α-aminobutyric acid+Allothreonine, D-
xenoamicin A→D-alanine+Allothreonine, D-

Toxicity

Exposure Route	Type of Test	Species Observed	Dose/Duration	Toxic Effects
Intraperitoneal	LD50 - Lethal dose, 50 percent kill	Rodent - rat	6910 mg/kg	1.Behavioral-muscle contraction or spasticity 2.Lungs, Thorax, or Respiration-dyspnea 3.Nutritional and Gross Metabolic-body temperature decrease