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Home> Encyclopedia >   /  Organic Intermediates  /  Organic Intermediates  /  Agrochemicals  /  Pharmaceuticals and Biochemicals  /  Laboratory Chemicals
10034-99-8 structure

Magnesium sulfate heptahydrate

Iupac Name:magnesium;sulfate;heptahydrate
CAS No.:10034-99-8
EINECS(EC#): 242-691-3
Molecular Weight:120.3676
Molecular Formula:MgO4S (isomer)
1. Names and Identifiers
1.1 Synonyms

10034-99-8 14457-55-7 AB0010458 AKOS015903838 Bitter salt e Bittersalz C12505 CHEBI:31795 CHEMBL3989857 Conclyte-Mg (TN) CTK0H6720 D01108 DTXSID5040544 Epsomite Epsomite (Mg(SO4).7H20) FT-0628096 H14MgO11S KS-00000WIC KSC176O2B LS-88606 MAG-BIND EQUIPURE LIBR Magnesium sufate heptahydrate Magnesium sulfate (1:1) heptahydrate Magnesium sulfate (MgSO4)heptahydrate Magnesium sulfate (USP) Magnesium sulfate [USAN:JAN] Magnesium sulfate heptahydrate Magnesium sulfate heptahydrate (MgSO4.7H2O) Magnesium sulfate heptahydrate for analysis EMSURE ACS,Reag. Ph Eur Magnesium sulfate heptahydrate(MgSO4.7H2O) MAGNESIUM SULFATE HEPTAHYDRATE*MOLEC Magnesium sulfate heptahydrate, 98+%, ACS reagent Magnesium sulfate heptahydrate, 99%, for biochemistry Magnesium sulfate heptahydrate, 99.5%, for analysis Magnesium sulfate heptahydrate, 99+%, extra pure Magnesium sulfate hydrate (JP17) Magnesium sulfate hydrate (MgSO4.7H2O) MAGNESIUM SULFATE, HEPTAHYDRATE BIO-REFINED MAGNESIUM SULFATE, HEPTAHYDRATE REAGENT (ACS) Magnesium sulfate,heptahydrate Magnesium sulfate--water (1/1/7) magnesium sulfate--water (1/7) Magnesium sulphate 7-hydrate magnesium sulphate heptahydrate MAGNESIUM(II), SULFATE, HEPTAHYDRATE MAGNESIUMSULFATE,HEPTAHYDRATE,BIOTECHGRADE MAGNESIUMSULFATE,HEPTAHYDRATE,CRYSTAL,REAGENT,ACS MAGNESIUMSULFATE,HEPTAHYDRATE,FCC MAGNESIUMSULFATE9.7% MAGNESIUMSULFATEHEPTAHYDRATE Magnesiumsulfateheptahydrate,98+%(ACS) MAGNESIUMSULFATEHEPTHYDRATE MFCD00149785 MgSO4*7H2O MgSO4.7H2O PEPSIN 1:10,000 BIOTECHNOLOGY GRADE Q15628528 SC-47219 Seven water magnesium sulfate SK47B8698T Sulfuric acid magnesium salt (1:1), heptahydrate sulfuric acid magnesium salt heptahydrate Sulfuric acid, magnesium salt (1:1), heptahydrate Sulfuric acid, magnesium salt, hydrate (1:1:7) Sulfuricacid magnesium salt (1:1), heptahydrate (8CI,9CI) UNII-DE08037SAB component WRUGWIBCXHJTDG-UHFFFAOYSA-L UNII-SK47B8698T

1.2 Inchi
InChI=1/Mg.H2O4S.7H2O/c;1-5(2,3)4;;;;;;;/h;(H2,1,2,3,4);7*1H2/q+2;;;;;;;;/p-2
1.3 InChkey
CSNNHWWHGAXBCP-UHFFFAOYSA-L
1.4 Canonical Smiles
[O-]S(=O)(=O)[O-].[Mg+2]
1.5 Isomers Smiles
O.O.O.O.O.O.O.[O-]S(=O)(=O)[O-].[Mg+2]
2. 3D Conformer
3. Properties
3.1 Appearance
Transparent, odorless solid.
3.2 Density
2.66
3.3 Melting Point
1124℃
3.4 Boiling Point
330 °C at 760 mmHg
3.5 Vapour
3.35E-05mmHg at 25°C
3.6 Solubility
Insoluble.
3.7 Color/Form
Colorless crystalline solid
Orthorhombic crystals
Opaque powder
3.8 Stability
Stable. Non-flammable. May slowly deteriorate in contact with air.
3.8 Stability
3.9 HS Code
28332100
3.10 Storage temp
Store at RT.
3.11 Spectral properties
Index of refraction: 1.56
4. Safety and Handling
4.1 Hazard Codes
Xi
4.2 Risk Statements
R36/37/38
4.3 Safety Statements
S24/25
4.4 Toxicity

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.

4.5 Formulations/Preparations
.../MAGNESIUM SULFATE/ MOST COMMON FORMS ARE THE CRYSTALLIZED SALT MGSO4.7H2O (EPSOM SALT) & KIESERITE (MGSO4.H2O). WHEN EITHER OF THESE SALTS IS CALCINED TO REMOVE COMBINED WATER, THE ANHYDROUS SALT, MGSO4, IS OBTAINED.
MAGNESIUM SULFATE INJECTION, USP, IS AVAIL IN CONCN OF 10, 12.5, 25 & 50%. /MGSO4 INJECTION/
GRADES: TECHNICAL, CP, USP, FCC
PURITY: 62-70%. /MAGNESIUM SULFATE, DRIED BRITISH PHARMACOPEIA/
EMEJO CONTAINS 80-82% MgSO4
ACS GRADE AVAILABLE
4.6 Exposure Standards and Regulations
This substance is generally recognized as safe when used in accordance with good manufacturing or feeding practice.
Substance added directly to human food affirmed as generally recognized as safe (GRAS).
The Approved Drug Products with Therapeutic Equivalence Evaluations List identifies currently marketed prescription drug products, incl magnesium sulfate, approved on the basis of safety and effectiveness by FDA under sections 505 of the Federal Food, Drug, and Cosmetic Act.
Drug products containing certain active ingredients offered over-the-counter (OTC) for certain uses. Magnesium sulfate is included as a topical acne drug product and an orally administered menstrual drug product.
Drug products containing active ingredients offered over-the-counter (OTC) for the treatment of boils. Magnesium sulfate is included in this section.
4.7 Reactivities and Incompatibilities
Potentially explosive reaction when heated with ethoxyethynyl alcohols (e.g., 1-ethoxy-3-methyl-1-butyn-3-ol).
4.8 Disposal Methods
SRP: At the time of review, criteria for land treatment or burial (sanitary landfill) disposal practices are subject to significant revision. Prior to implementing land disposal of waste residue (including waste sludge), consult with environmental regulatory agencies for guidance on acceptable disposal practices.
5. MSDS

2.Hazard identification

2.1 Classification of the substance or mixture

no data available

2.2 GHS label elements, including precautionary statements

Pictogram(s) no data available
Signal word

no data available

Hazard statement(s)

no data available

Precautionary statement(s)
Prevention

no data available

Response

no data available

Storage

no data available

Disposal

no data available

2.3 Other hazards which do not result in classification

no data available

6. Computational chemical data
  • Molecular Weight:120.3676g/mol
  • Molecular Formula:MgO4S
  • Exact Mass:119.936771
  • Monoisotopic Mass:119.936771
  • Complexity:62.2
  • Rotatable Bond Count:0
  • Hydrogen Bond Donor Count:0
  • Hydrogen Bond Acceptor Count:4
  • Topological Polar Surface Area:88.6
  • Heavy Atom Count:6
  • Defined Atom Stereocenter Count:0
  • Undefined Atom Stereocenter Count:0
  • Defined Bond Stereocenter Count:0
  • Undefined Bond Stereocenter Count:0
  • Isotope Atom Count:0
  • Covalently-Bonded Unit Count:2
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