Merck
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S1804

Sigma-Aldrich

Trisodium citrate dihydrate

meets USP testing specifications

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Synonym(s):
Sodium citrate tribasic dihydrate, Citric acid trisodium salt dihydrate, Trisodium citrate dihydrate
Linear Formula:
HOC(COONa)(CH2COONa)2 · 2H2O
CAS Number:
Molecular Weight:
294.10
Beilstein:
6104939
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

Agency

meets USP testing specifications

Quality Level

Assay

99.0-100.5% anhydrous basis

form

powder

pH

7.5-9 (25 °C, 29.4 g/L)

mp

>300 °C (lit.)

application(s)

pharmaceutical (small molecule)

SMILES string

O.O.[Na+].[Na+].[Na+].OC(CC([O-])=O)(CC([O-])=O)C([O-])=O

InChI

1S/C6H8O7.3Na.2H2O/c7-3(8)1-6(13,5(11)12)2-4(9)10;;;;;/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);;;;2*1H2/q;3*+1;;/p-3

InChI key

NLJMYIDDQXHKNR-UHFFFAOYSA-K

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This Item
7140571406C8532
assay

99.0-100.5% anhydrous basis

assay

≥99.0% (NT)

assay

≥99.0% (NT)

assay

≥99%

form

powder

form

powder

form

crystals

form

powder

pH

7.5-9 (25 °C, 29.4 g/L)

pH

7.0-9.0 (25 °C, 50 mg/mL in H2O)

pH

7.0-9.0 (25 °C, 50 mg/mL in H2O)

pH

7.5-9 (25 °C, 29.4 g/L)

mp

>300 °C (lit.)

mp

>300 °C (lit.)

mp

>300 °C (lit.)

mp

>300 °C (lit.)

application(s)

pharmaceutical (small molecule)

application(s)

-

application(s)

-

application(s)

-

Biochem/physiol Actions

Citrate is a intermediate in the TCA cycle and fatty acid synthesis. Citrate is an allosteric modulator of acetyl-CoA carboxylase, the enzyme that regulates the conversion of acetyl-CoA to malonyl-CoA.

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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