柠檬酸三钙

Description

Tricalcium citrate · CAS 5785-44-4 · C12H10Ca3O14. UNII 86117BWO7P. Solubility: 0.085 G & 0.096 G/100 CC WATER @ 18 °C & 23 °C.

Identification

CAS Registry Number	5785-44-4
PubChem CID	13136
Molecular formula	C12H10Ca3O14
IUPAC name	tricalcium bis(2-hydroxypropane-1,2,3-tricarboxylate)
UNII (FDA)	86117BWO7P

Computed Descriptors

Molecular Weight	498.4
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	14
Rotatable Bond Count	4
Exact Mass	497.8948275
Monoisotopic Mass	497.8948275
Topological Polar Surface Area	281
Heavy Atom Count	29
Formal Charge	0
Complexity	211

Physical & Chemical Properties

Solubility	0.085 G & 0.096 G/100 CC WATER @ 18 °C & 23 °C

Physical description & handling notes

• Fine white powder
• Tetrahydrate: White odorless solid; [HSDB]
• Tetrahydrate: White odorless solid; [HSDB] White odorless crystalline powder; [MSDSonline]
• White powder, odorless. Insol in alcohol. Loses most of its water @ 100 °C and all @ 120 °C /Tetrahydrate/
• Soluble in 1050 parts cold water; somewhat more sol in hot water; insoluble in alcohol. /Tetrahydate/
• Odorless; loses most of its water @ 100 °C and all @ 120 °C; sol in 1050 parts cold water; somewhat more in hot water; insol in alc /Tetrahydrate/

Regulatory Status

Regulatory & Food Contact	FDA Substance added to food: FIRMING AGENT, NUTRIENT SUPPLEMENT, PH CONTROL AGENT, SEQUESTRANT ACIDITY_REGULATOR; FIRMING_AGENT; SEQUESTRANT: Food Additives NOT LIMITED (not specified) NMRS 53/TRS 539-JECFA 17/35 FAS 5/NMRS 53A-JECFA 17/170 (1973) CIR / INCI: Cosmetic ingredients (Calcium Citrate) -> CIR (Cosmetic Ingredient Review)
GHS notification summary	99% (97 / 98)

GHS Hazard Classification

GHS notification summary	99% (97 / 98)

Documented Uses

• CIR ingredient: Calcium Citrate
• Used as emulsifier, sequestering agent, and acidity regulator in foods; Also used to make citric acid, remove sulfur compounds from waste gases, and to treat scours in mammals; [HSDB]
• Used to make citric acid and other citrates and to improve the baking properties of flour; Also used as dietary supplement, food additive (sequestrant, buffer, and firming agent), and medication; [HSDB]
• DIETARY SUPPLEMENT FOOD ADDITIVE /TETRAHYDRATE/
• Buffer and firming agent in foods /Tetrahydrate/
• CHEM INT (CAPTIVELY) FOR CITRIC ACID; EMULSIFIER & SEQUESTERING AGENT IN FOODS

Synonyms

Calcium citrate; 813-94-5; Tricalcium dicitrate; Acicontral; TRICALCIUM CITRATE; Calcitrate; Citrical; Calcium citrate, tribasic; Citracal; Tribasic calcium citrate; Calcimax; Citric acid, calcium salt (2:3); INS NO.333(III); tricalcium citrate tetrahydrate; INS-333(III); Calcium (as citrate)

Frequently Asked Questions

What are the CAS number and molecular formula of Tricalcium citrate?

CAS 5785-44-4; molecular formula C12H10Ca3O14; molecular weight — g/mol.

What other names is Tricalcium citrate known by?

Calcium citrate, 813-94-5, Tricalcium dicitrate, Acicontral, TRICALCIUM CITRATE, Calcitrate.

What is the regulatory status of Tricalcium citrate?

Documented regulatory listings: FDA Substance added to food: FIRMING AGENT, NUTRIENT SUPPLEMENT, PH CONTROL AGENT, SEQUESTRANT; ACIDITY_REGULATOR; FIRMING_AGENT; SEQUESTRANT: Food Additives; NOT LIMITED (not specified).

Is Tricalcium citrate classified as hazardous?

99% of GHS notifications report no hazard classification (97 of 98).

What are the key physical properties of Tricalcium citrate?

Solubility: 0.085 G & 0.096 G/100 CC WATER @ 18 °C & 23 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.