D-Allothreonine

Names

[ Name ]:
D-Allothreonine

[Synonym ]:
D-2-Amino-3-hydroxybutyric acid
D(-)-allo-Threonine
Threonine
allo-D-Threonine
D-allo-Threonine
H-D-Thr-OH
(2R,3R)-2-Amino-3-hydroxybutyric acid
D-α-Amino-β-hydroxybutyric acid
H-D-ALLO-THR-OH
EINECS 246-488-0
(2R,3R)-2-Amino-3-hydroxybutanoic acid
DL-allo-Threonine (contains Threonine)
D-Threonine
DL-Allo-Threonine
Threonine, D-
d-allothreonin
(2R,3S)-2-Amino-3-hydroxybutanoic acid
D-Allothreonine
MFCD00004526
allothreonine
(2R,3S)-2-Amino-3-hydroxybutyric acid
QY1&YZVQ &&D- or (2R,3S)- Form
2-amino-3-hydroxybutanoic acid
DL-Allothreonine (contains Threonine)

Biological Activity

[Description]:

D-Allothreonine is the D type stereoisomer of Allothreonine. D-Allothreonine is a peptido-lipid derived from bacteria. D-Allothreonine, amide-linked to the D-galacturonic acid, is also a constituent in the polysaccharide[1][2].

[Related Catalog]:

Research Areas >> Metabolic Disease

[Target]

Human Endogenous Metabolite

[References]

[1]. M IKAWA, et al. Occurrence of D-phenylalanine, D-allothreonine and Other D-amino-acids in Peptido-Lipids of Bacterial Origin. Nature. 1960 Nov 12;188:558-60.

[2]. C Petersson, et al. Structural Studies of the O-specific Polysaccharide of Hafnia Alvei Strain PCM 1206 Lipopolysaccharide Containing D-allothreonine. Eur J Biochem. 1997 Mar 1;244(2):580-6.

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
345.8±32.0 °C at 760 mmHg

[ Melting Point ]:
276ºC

[ Molecular Formula ]:
C₄H₉NO₃

[ Molecular Weight ]:
119.119

[ Flash Point ]:
162.9±25.1 °C

[ Exact Mass ]:
119.058243

[ PSA ]:
83.55000

[ LogP ]:
-1.23

[ Vapour Pressure ]:
0.0±1.7 mmHg at 25°C

[ Index of Refraction ]:
1.507

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: BA4050000

CHEMICAL NAME :: Allothreonine, D-

CAS REGISTRY NUMBER :: 24830-94-2

BEILSTEIN REFERENCE NO. :: 1721644

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C4-H9-N-O3

MOLECULAR WEIGHT :: 119.14

WISWESSER LINE NOTATION :: QVYZYQ1 -D,ALLO

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 6910 mg/kg

TOXIC EFFECTS :: Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - dyspnea Nutritional and Gross Metabolic - body temperature decrease

REFERENCE :: ABBIA4 Archives of Biochemistry and Biophysics. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.31- 1951- Volume(issue)/page/year: 64,319,1956

Safety Information

[ Safety Phrases ]:
S24/25

[ WGK Germany ]:
3

[ RTECS ]:
BA4050000

[ HS Code ]:
2922509090

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2922509090

[ Summary ]:
2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%