H2NaO4P
119.977 g/mol
Food AdditiveWarning
Monosodium phosphate
CAS89140-32-9EC231-449-2
Category
Food Additive
Compound Class
Inorganic Salt
Primary Use
pH buffer and food additive
Monosodium phosphate is an inorganic salt composed of sodium and dihydrogen phosphate ions, commonly used as a pH buffer and food additive. It serves to adjust and stabilize acidity in various food products and industrial applications.
pH bufferfood additive
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongSame Parent
Lithium dihydrogen phosphate
CAS13453-80-0
Lithium battery electrolyte precursor
StrongSame Parent
Dihydratemonobasicsodium phosphate
CAS13472-35-0
food additive and sequestrant
StrongSame Parent
Monosodium phosphate
CAS7558-80-7
pH buffer and cleaning agent
StrongSame Parent
Monobasic ammonium phosphate
CAS7722-76-1
Fertilizer ingredient
StrongStructure SimilarSimilarity 1.00
Monohydratemonobasiccalcium phosphate
CAS10031-30-8
Food acidulant and leavening agent
StrongStructure SimilarSimilarity 1.00
Monohydratemonobasicsodium phosphate
CAS10049-21-5
Food additive acidulant and sequestrant
ReferenceSame Category
Gluconolactone
CAS90-80-2
acidity regulator and sequestrant
ReferenceSame Category
Carrageenan
CAS9000-07-1
emulsifying and gelling agent
Safety Reference
Warning
H319Causes serious eye irritation
Identifiers
IUPAC Name
sodium dihydrogen phosphate
InChIKey
AJPJDKMHJJGVTQ-UHFFFAOYSA-M
SMILES
OP(=O)(O)[O-].[Na+]
Synonyms (58)
- E339
- Sodium phosphate monobasic, USP grade
- Sodium phosphate monobasic, USP, 98.0-103.0%
- Sodium phosphate monobasic, meets USP testing specifications, anhydrous
- Sodium phosphate, monobasic (USP)
- Acid sodium phosphate
- E-339(I)
- Ionosol B
- Ionosol Mb
- Ionosol T
- Monobasic sodium phosphate
- Monosodium hydrogen phosphate
- Monosodium monophosphate
- Monosodium orthophosphate
- Monosodium phosphate
- Monosorb XP-4
- Phosphoric acid, sodium salt
- Primary sodium phosphate
- SODIUM DIHYDROGEN PHOSPHATE
- Sodium acid phosphate
- Sodium biphosphate anhydrous
- Sodium phosphate (Na(H2PO4))
- Sodium phosphate, monobasic
- Sodium primary phosphate
- natriumdihydrogen-phosphate
- sodium dihydrogenphoshate
- sodium dihydrogenphospate
- sodium dihydrogenphosphat
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