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04283

Sigma-Aldrich

Sodium phosphite dibasic pentahydrate

≥98%

Synonym(s):

di-Sodium hydrogen phosphite

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About This Item

Linear Formula:
Na2HPO3 · 5H2O
CAS Number:
13517-23-2
Molecular Weight:
216.04
MDL number:
MFCD00150354
UNSPSC Code:
12352302
PubChem Substance ID:
57646749
NACRES:
NA.22

Quality Level

100

Assay

≥98%

form

crystals

impurities

≤0.001% heavy metals (as Pb)

anion traces

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg

cation traces

Fe: ≤10 mg/kg

SMILES string

O.O.O.O.O.[Na+].[Na+].OP([O-])[O-]

InChI

1S/2Na.HO3P.5H2O/c;;1-4(2)3;;;;;/h;;1H;5*1H2/q2*+1;-2;;;;;

InChI key

FBKBMXXJECMLCQ-UHFFFAOYSA-N

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Application

Sodium phosphite dibasic pentahydrate can be used as an electron donor for the enantioselective transformation of prochiral sulfides to the corresponding optically active sulfoxides catalyzed by Thermocrispum municipale cyclohexanone monooxygenase (TmCHMO) enzyme.

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

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