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ChemicalBook--->CAS DataBase List--->144-98-9

144-98-9

144-98-9 Structure

144-98-9 Structure
IdentificationMore
[Name]

allo-DL-Threonine
[CAS]

144-98-9
[Synonyms]

ALLOTHREONINE, DL-
DL-2-AMINO-3-HYDROXYBUTYRIC ACID
DL-ALLO-THREONINE
H-DL-ALLO-THR-OH
allo-DL-threonine
Proteinogene Aminosuren und Stereoisomere D-Formen und ihre Salze mit Gegenionen der WGK 1
DL-Allothreonine (contains Threonine)
[EINECS(EC#)]

205-645-3
[Molecular Formula]

C4H9NO3
[MDL Number]

MFCD00067248
[Molecular Weight]

119.12
[MOL File]

144-98-9.mol
Chemical PropertiesBack Directory
[Appearance]

white powder
[Melting point ]

256 °C
[Boiling point ]

222.38°C (rough estimate)
[density ]

1.3126 (rough estimate)
[refractive index ]

1.4183 (estimate)
[storage temp. ]

Store at RT.
[form ]

powder to crystal
[pka]

2.19±0.10(Predicted)
[color ]

White to Almost white
[Water Solubility ]

almost transparency
[CAS DataBase Reference]

144-98-9(CAS DataBase Reference)
Safety DataBack Directory
[Safety Statements ]

S24/25:Avoid contact with skin and eyes .
[WGK Germany ]

3
[HS Code ]

29225000
Hazard InformationBack Directory
[Chemical Properties]

white powder
[Definition]

ChEBI: L-allothreonine is the L-enantiomer of allothreonine. It has a role as an Escherichia coli metabolite and a Saccharomyces cerevisiae metabolite. It is an allothreonine and a L-alpha-amino acid. It is an enantiomer of a D-allothreonine. It is a tautomer of a L-allothreonine zwitterion.
Spectrum DetailBack Directory
[Spectrum Detail]

allo-DL-Threonine(144-98-9)MS
allo-DL-Threonine(144-98-9)1HNMR
allo-DL-Threonine(144-98-9)IR1
allo-DL-Threonine(144-98-9)IR2
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

DL-allo-Threonine, 98%(144-98-9)
[Sigma Aldrich]

144-98-9(sigmaaldrich)
[TCI AMERICA]

DL-Allothreonine  (contains Threonine),>98.0%(T)(144-98-9)
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