CaH4O8P2
234.05 g/mol
Food AdditiveDanger
Calcium dihydrogen phosphate
CAS7758-23-8EC231-837-1
Category
Food Additive
Compound Class
Inorganic Salt
Primary Use
Leavening agent and mineral supplement
Calcium dihydrogen phosphate is a chemical compound commonly used as a leavening agent in baking powders and as a mineral supplement in foods and feeds. It also serves as an acidulant, stabilizer, and pH control agent in various industrial and food applications.
Leavening agent in baking powdersMineral supplement in foods and feedsStabilizer for milk products
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
Monobasic potassium phosphate
CAS7778-77-0
buffer and sequestrant
StrongSame Parent
Sodium dihydrogen phosphate
CAS89140-32-9
pH buffer and food additive
StrongSame Parent
Monohydratemonobasiccalcium phosphate
CAS10031-30-8
Food acidulant and leavening agent
StrongSame Parent
Monohydratemonobasicsodium phosphate
CAS10049-21-5
Food additive acidulant and sequestrant
ReferenceSame Category
Tricalcium phosphate
CAS7758-87-4
food additive and fertilizer
ReferenceSame Category
Vinegar
CAS77671-22-8
active component of vinegar
ReferenceSame Category
Potassium hydrogen sulfite
CAS7773-03-7
Food preservative and antimicrobial agent
ReferenceSame Category
Keto-L-fructose
CAS7776-48-9
reducing hexose sweetener
Safety Reference
Danger
H318Causes serious eye damage
Customs Tariff Classification
The international HS code for Calcium dihydrogen phosphate (CAS 7758-23-8) is 2835.26.
HS code (international, 6-digit)
2835.26
EU CN code (8-digit)
2835 26 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
calcium bis(dihydrogen phosphate)
InChIKey
YYRMJZQKEFZXMX-UHFFFAOYSA-L
SMILES
OP(=O)(O)[O-].OP(=O)(O)[O-].[Ca+2]
Synonyms (25)
- Acid calcium phosphate
- C 38 (phosphate)
- Calcium Dihydrogenphoshate
- Calcium biphosphate
- Calcium bisphosphate
- Calcium dihydrogen phosphate
- Calcium diorthophosphate
- Calcium monobasic phosphate
- Calcium phosphate, monobasic
- Dihydromonocalcium phosphate
- E-341(I)
- Monobasic calcium phosphate
- Monocalcium orthophosphate
- Monocalcium phosphate
- Primary calcium phosphate
- V 90
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