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Copper(II) oxalate hemihydrate

Also known as: Copper oxalate hemihydrate, Cupric oxalate hemihydrate, Ethanedioic acid, copper(2+) salt (1:1), hemihydrate, Oxalic acid, copper(2+) salt (1:1), hemihydrate

Copper(II) oxalate hemihydrate (CAS 76494-22-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C36H66CuO4·0.5H2O and a molecular weight of 635.466 g/mol. It is listed by 2 suppliers, 1 of which publish reference prices, from 9.60 to 12.00 CNY. Record last updated Nov 2, 2026.

CAS No.
76494-22-9
Jingsj CID
J-51833-0
Molecular Formula
C36H66CuO405H2O
Molecular Weight
635.466 g/mol
Category
Organic Acids
Last updated
11/2/2026
Made to Order

Supplier Offers

2Request a quote
Filter:
SupplierPurity / PackBase PriceUnit PriceOrigin
Made to Order
99%
500g
¥4,800.00
$1.44 /gBest
¥9.60/g CNY
CN China
MOQ 500g
Made to Order
99%
100g
¥1,028.00
$1.54 /g
¥10.28/g CNY
CN China
MOQ 100g
Made to Order
99%
25g
¥300.00
$1.8 /g
¥12.00/g CNY
CN China
MOQ 25g

Physicochemical Properties

Exact Mass150.909256

Frequently Asked Questions

What is the CAS number of Copper(II) oxalate hemihydrate?

The CAS number of Copper(II) oxalate hemihydrate is 76494-22-9.

What are the molecular formula and molecular weight of Copper(II) oxalate hemihydrate?

Copper(II) oxalate hemihydrate has molecular formula C36H66CuO4·0.5H2O and molecular weight 635.466 g/mol.

Which suppliers offer Copper(II) oxalate hemihydrate?

2 supplier(s) listed; reference unit price ¥9.60–12.00 /g.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Copper(II) oxalate hemihydrate (CAS 76494-22-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-51833-0 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.