五水硫酸铜

Description

Copper Sulfate Pentahydrate · CAS 7758-99-8 · CuSO4.5H2O. UNII LRX7AJ16DT. Melting Point: Decomp above 110 °C; Solubility: 31.6 g/100 cc water @ 0 °C, 203.3 g/100 cc @ 100 °C; Density: 2.286 @ 15.6 °C/4 °C.

Identification

CAS Registry Number	7758-99-8
PubChem CID	24463
Molecular formula	CuSO4.5H2O
IUPAC name	copper;sulfate;pentahydrate
UNII (FDA)	LRX7AJ16DT

Computed Descriptors

Molecular Weight	249.69
Hydrogen Bond Donor Count	5
Hydrogen Bond Acceptor Count	9
Rotatable Bond Count	0
Exact Mass	248.934150
Monoisotopic Mass	248.934150
Topological Polar Surface Area	93.6
Heavy Atom Count	11
Formal Charge	0
Complexity	62.2

Physical & Chemical Properties

Melting Point	Decomp above 110 °C
Solubility	31.6 g/100 cc water @ 0 °C, 203.3 g/100 cc @ 100 °C
Density	2.286 @ 15.6 °C/4 °C
Density	2.3 g/cm³
Density	2.29 @ 15.6°C
Decomposition	110 °C

Physical description & handling notes

• Copper sulfate pentahydrate appears as blue crystalline granules or powder. Melting point 110 °C (with decomposition). Non-combustible. Nauseating metallic taste. Odorless. White when dehydrated. (NTP, 1992)
• Dry Powder; CBI; Liquid; Liquid; Other Solid
• BLUE SOLID IN VARIOUS FORMS.
• Large, blue or ultramarine, triclinic crystals or blue granules or light-blue powder
• Odorless
• Nauseous, metallic taste

Regulatory Status

GHS notification summary	80.5% (2009 / 2497)

GHS Hazard Classification

GHS notification summary	80.5% (2009 / 2497)
Reported hazard statements	H302, H318, H400, H410, H315 (12%), H319 (11.9%), H290 (50%), H314 (50%)

Documented Uses

• COMPONENT OF FEHLING'S SOLN, TO EST REDUCING SUGAR IN URINE.
• Therap Cat: Antidote to phosphorus; antifungal (topical)
• For more Uses (Complete) data for COPPER(II) SULFATE, PENTAHYDRATE (15 total), please visit the HSDB record page.
• Not Known or Reasonably Ascertainable
• Information on 25 consumer products that contain Copper sulfate, pentahydrate in the following categories is provided:
• Action of dilute sulfuric acid on copper or copper oxide (often as oxide ores) in large quantities, with evaporation and crystallization.

Synonyms

Copper(II) sulfate pentahydrate; Copper sulfate pentahydrate; 7758-99-8; Copper(II) sulfate, pentahydrate; CuSO4.5H2O; CuSO4(H2O)5; copper sulphate(5.H2O); copper (2+) sulfate pentahydrate; copper(2+) sulfate--water (1/5); COPPERFINE-ZINC; RefChem:6632; NATURAL CHALCANTHITE; SULFURIC ACID, COPPER (2+) SALT, PENTAHYDRATE; SULFURIC ACID, COPPER (2+) SALT (1:1), PENTAHYDRATE; Cupric sulfate pentahydrate; Calcanthite

Frequently Asked Questions

What are the CAS number and molecular formula of Copper Sulfate Pentahydrate?

CAS 7758-99-8; molecular formula CuSO4.5H2O; molecular weight — g/mol.

What other names is Copper Sulfate Pentahydrate known by?

Copper(II) sulfate pentahydrate, Copper sulfate pentahydrate, 7758-99-8, Copper(II) sulfate, pentahydrate, CuSO4.5H2O, CuSO4(H2O)5.

Is Copper Sulfate Pentahydrate classified as hazardous?

80.5% of GHS notifications report no hazard classification (2009 of 2497).

What are the key physical properties of Copper Sulfate Pentahydrate?

Melting Point: Decomp above 110 °C; Solubility: 31.6 g/100 cc water @ 0 °C, 203.3 g/100 cc @ 100 °C; Density: 2.286 @ 15.6 °C/4 °C; Density: 2.3 g/cm³.

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.