calcium dihydrogen diphosphate
diphosphoric acid, calcium salt (1:1)
Identification
| Name | calcium dihydrogen diphosphate |
| IUPAC | calcium phosphono dihydrogen phosphate |
| CAS Number | 14866-19-4 |
| EINECS | 238-933-2 |
| FDA UNII | A7X6BBX98K |
| Molecular Formula | H4 Ca O7 P2 |
| Molecular Weight | 218.05180400 |
Regulatory
| FDA/DG SANTE Petitions, Reviews, Notices | GRN 718 |
| JECFA Food Additive | Calcium Dihydrogen Diphosphate |
| GSFA Codex | Calcium dihydrogen diphosphate (450(vii)) |
Physical Properties
| Appearance | white crystalline powder (est) |
| Assay | 64.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Flash Point | 32.00 °F. TCC ( 0.00 °C. ) (est) |
| logP (o/w) | -3.420 (est) |
No sensory data available
Safety Information
| Oral/Parenteral Toxicity | Not determined |
| Dermal Toxicity | Not determined |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | stabilizers, leavening agents, emulsifiers and nutrients, acidity regulators |
| Recommendation for calcium dihydrogen diphosphate usage levels up to | not for fragrance use. |
| Recommendation for calcium dihydrogen diphosphate flavor usage levels up to | not for flavor use. |
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Potential Uses
Natural Occurrence
Synonyms
acid calcium pyrophosphate
calcium acid dihydrogendiphosphate
calcium acid diphosphate
calcium acid pyrophosphate
calcium dihydrogen pyrophosphate
mono
calcium dihydrogen pyrophosphate
calcium dihydrogenpyrophosphate
calcium hydrogen diphosphate (1:2:1)
calcium phosphono dihydrogen phosphate
diphosphoric acid, calcium salt (1:1)
PubMed:
The effect of composition on mechanical properties of brushite cements.
PubMed:
Advantages of using glycolic acid as a retardant in a brushite forming cement.
PubMed:
The role of common urinary constituents in the precipitation of ammonium acid urate.