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calcium dihydrogen diphosphate
diphosphoric acid, calcium salt (1:1)

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Name:calcium phosphono dihydrogen phosphate
CAS Number: 14866-19-4Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg:238-933-2
Molecular Weight:218.05180400
Formula:H4 Ca O7 P2
NMR Predictor:Predict (works with chrome, Edge or firefox)
Category:stabilizers, leavening agents, emulsifiers and nutrients, acidity regulators
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar:Search
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Google Patents:Search
US Patents:Search
EU Patents:Search
Pubchem Patents:Search
 FDA/DG SANTE Petitions, Reviews, Notices:
GRN 718 Calcium acid pyrophosphate View - notice PDF
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)
Organoleptic Properties:
Odor and/or flavor descriptions from others (if found).
Cosmetic Information:
None found
BOC Sciences
For experimental / research use only.
Calcium dihydrogen pyrophosphate
Safety Information:
Hazards identification
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
Safety in Use Information:
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.
Safety References:
European Food Safety Authority (EFSA) reference(s):

Assessment of one published review on health risks associated with phosphate additives in food
View page or View pdf

Re-evaluation of phosphoric acid–phosphates – di-, tri- and polyphosphates (E 338–341, E 343, E 450–452) as food additives and the safety of proposed extension of use
View page or View pdf

AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :64732
National Institute of Allergy and Infectious Diseases:Data
calcium phosphono dihydrogen phosphate
 calcium phosphono dihydrogen phosphate
NIST Chemistry WebBook:Search Inchi
Pubchem (cid):64732
Pubchem (sid):135022023
Other Information:
(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
HMDB (The Human Metabolome Database):Search
FDA Listing of Food Additive Status:View
Potential Blenders and core components note
None Found
Potential Uses:
None Found
Occurrence (nature, food, other):note
 not found in nature
 acid calcium pyrophosphate
 calcium acid dihydrogendiphosphate
 calcium acid diphosphate
 calcium acid pyrophosphate
 calcium dihydrogen pyrophosphate
monocalcium dihydrogen pyrophosphate
 calcium dihydrogenpyrophosphate
 calcium hydrogen diphosphate (1:2:1)
 calcium phosphono dihydrogen phosphate
 diphosphoric acid, calcium salt (1:1)
None found
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