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380644

Sigma-Aldrich

L-Threonic acid hemicalcium salt

>97%

Synonym(s):

(2R,3S)-2,3,4-Trihydroxybutyric acid hemicalcium salt, L-Threonic acid calcium salt

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About This Item

Empirical Formula (Hill Notation):
C8H14CaO10
CAS Number:
70753-61-6
Molecular Weight:
310.27
Beilstein:
5166008
MDL number:
MFCD00077882
UNSPSC Code:
12352106
PubChem Substance ID:
24863757
NACRES:
NA.22

Assay

>97%

optical activity

[α]20/D +16°, c = 1 in H2O

mp

>300 °C (lit.)

SMILES string

OC[C@H](O)[C@@H](O)C(=O)O[Ca]OC(=O)[C@H](O)[C@@H](O)CO

InChI

1S/2C4H8O5.Ca/c2*5-1-2(6)3(7)4(8)9;/h2*2-3,5-7H,1H2,(H,8,9);/q;;+2/p-2/t2*2-,3+;/m00./s1

InChI key

ZJXGOFZGZFVRHK-BALCVSAKSA-L

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Application

Reactant involved in:
  • Synthesis of cyclic hydroxamates and substituted oxazinanones
  • Oxidative degradation to yield oxalate complexes

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Alkaline ascorbic acid (AA) was recently discovered as a novel in-situ chemical reduction (ISCR) reagent for remediating chlorinated solvents in the subsurface. For this ISCR process, the maintenance of an alkaline pH is essential. This study investigated the possibility of

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