Basic information
- Name:
Magnesium sulfate heptahydrate
- CAS No.:
10034-99-8
- Molecular Structure:
- Formula:
- MgSO4.7(H2O)
- Molecular Weight:
- 120.3676
- Synonyms:
- Sulfuricacid magnesium salt (1:1), heptahydrate (8CI,9CI);Magnesium sulfate (MgSO4)heptahydrate;Magnesium sulfate heptahydrate(MgSO4.7H2O);Magnesium sulfate hydrate (MgSO4.7H2O);
- EINECS:
- 231-298-2
- Density:
- 2.66 g/cm3
- Melting Point:
- 1124°C
- Boiling Point:
- 330 °C at 760 mmHg
- Solubility:
- water: 1 M at 20 °C, clear, colorless
- Appearance:
- White crystalline powder
- Hazard Symbols:
Xi- Risk Codes:
- 36/37/38
- Safety Description:
- 24/25-36-26 Details
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Chemistry
IUPAC Name: Magnesium sulfate heptahydrate
Synonyms: Epsom salts ; Magnesium sulfate heptahydrate (MgSO4.7H2O) ; Magnesium sulfate hydrate (JP15) ; Magnesium(II), sulfate, heptahydrate ; Sulfate de magnésium heptahydrate ; Sulfuric acid magnesium salt (1:1), heptahydrate
Molecular Formula: MgSO4.7(H2O)
Molecular Weight: 246.47
Molecular Structure of Magnesium sulfate heptahydrate (CAS NO.10034-99-8):
CAS NO: 10034-99-8
H bond acceptors: 4
H bond donors: 2
Freely Rotating Bonds: 0
Polar Surface Area: 82.98Å2
Enthalpy of Vaporization: 62.94 kJ/mol
Boiling Point: 330 °C at 760 mmHg
Vapour Pressure: 3.35E-05 mmHg at 25°C
Descriptors InChI
InChI=1/Mg.H2O4S.7H2O/c;1-5(2,3)4;;;;;;;/h;(H2,1,2,3,4);7*1H2/q+2;;;;;;;;/p-2
Smiles
S([O-])([O-])(=O)=O.[Mg+2].O.O.O.O.O.O.O
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| man | TDLo | oral | 183mg/kg/4H-I (183mg/kg) | GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" | Journal of Toxicology, Clinical Toxicology. Vol. 20, Pg. 107, 1983. |
| women | LDLo | intraduodenal | 5344mg/kg (5344mg/kg) | Archiv fuer Toxikologie. Vol. 27, Pg. 129, 1971. |