Calcium citrate tetrahydrate

CAS 5785-44-4[O2CCH2C(OH)(CO2)CH2CO2]2Ca3 · 4H2OChemical Synthesis

Calcium citrate tetrahydrate (CAS 5785-44-4) is a white crystalline powder with the formula [O2CCH2C(OH)(CO2)CH2CO2]2Ca3 · 4H2O and a molecular weight of 570.49 g/mol. Supplied by Tech Serve Solutions with an assay of ≥98.0% (calc. on dry substance), it serves as a valuable building block in chemical synthesis. Its solubility in acidic solutions makes it suitable for various laboratory and industrial applications requiring a stable calcium citrate source.

IUPAC: Citric acid calcium salt,Tricalcium dicitrate

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Calcium citrate tetrahydrate ([O2CCH2C(OH)(CO2)CH2CO2]2Ca3 · 4H2O) — chemical structure, CAS 5785-44-4; Chemistry, fine chemical supplied by Tech Serve Solutions

Building BlocksCarbonyl CompoundsCarboxylic Acid SaltsChemical SynthesisOrganic Building Blocks

01 /Applications

Chemical Synthesis

Calcium citrate tetrahydrate is utilised as a precursor or reagent in organic synthesis. It can be employed in reactions where the introduction of calcium or citrate moieties is required.

Laboratory Reagent

This compound serves as a standard laboratory reagent for analytical purposes and research applications. Its defined assay ensures reliable results in experimental settings.

Building Block

As an organic building block, calcium citrate tetrahydrate can be incorporated into more complex molecular structures. It is particularly useful in studies involving metal-organic frameworks or coordination chemistry.

02 /Properties

Molecular weight	570.49
Linear formula	[O2CCH2C(OH)(CO2)CH2CO2]2Ca3 · 4H2O
Assay	≥98.0% (calc. on dry substance, KT)
Solubility	0.1 M HCl: soluble0.01 M at 20 °C, clear, colorless
Loss on drying	10-14% loss on drying, 180°C, 4 h
Impurities tested	Insoluble matter, passes filter test

03 /Safety & handling

Protective equipment	Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Water hazard class (WGK, DE)	1
Cation traces	Cd: ≤50 mg/kgCo: ≤50 mg/kgCu: ≤50 mg/kgFe: ≤50 mg/kgK: ≤100 mg/kgNa: ≤200 mg/kgNi: ≤50 mg/kgPb: ≤50 mg/kgZn: ≤50 mg/kg
Anion traces	chloride (Cl-): ≤50 mg/kgsulfate (SO42-): ≤150 mg/kg

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

5785-44-4

MDL number

MFCD00150786

PubChem substance

24862102

05 /Additional specifications

Uv Absorption	λ: 260 nm Amax: 0.04λ: 280 nm Amax: 0.03

06 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

07 /Frequently asked questions

What is Calcium Citrate Tetrahydrate used for?

Calcium citrate tetrahydrate is used as a building block in chemical synthesis and as a laboratory reagent for research and analytical applications.

What is the CAS number and chemical formula for Calcium Citrate Tetrahydrate?

The CAS number is 5785-44-4 and the chemical formula is [O2CCH2C(OH)(CO2)CH2CO2]2Ca3 · 4H2O.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies Calcium Citrate Tetrahydrate with an assay of ≥98.0% (calc. on dry substance, KT). This product is not represented as USP, BP, or EP grade.

What are the safety and handling recommendations for Calcium Citrate Tetrahydrate?

When handling Calcium Citrate Tetrahydrate, it is recommended to use eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if airborne exposure is possible. The WGK Germany classification is 1, indicating low hazard to water.

Is Calcium Citrate Tetrahydrate a controlled substance?

Based on the provided data, Calcium Citrate Tetrahydrate (CAS 5785-44-4) is not classified as a controlled substance.

How is Calcium Citrate Tetrahydrate packed and shipped?

Calcium Citrate Tetrahydrate is carefully packed for export by Tech Serve Solutions, ensuring product integrity during transit. Specific packaging details are available upon request.