Copper(II)oxalate hemihydrate

Name: Copper(II)oxalate hemihydrate
Brand: Jinan Shenghe Chemical Co., Ltd.

CAS 814-91-5C2CuO4MW 151.56

Copper(II)oxalate hemihydrate (CAS No. 814-91-5) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Organic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.

Specifications

CAS Number814-91-5

Molecular FormulaC2CuO4

Molecular Weight151.56

Purity按批次COA提供(不公开发布)

Packaging按订单/批次确认(不公开发布)

ApplicationsOrganic Chemicals

CategoryOrganic Chemicals

Where it is used

Organic Chemicals

Packaging & Supply

Packaging按订单/批次确认(不公开发布)

Purity按批次COA提供(不公开发布)

StorageSealed, cool and dry place

Lead TimeIn stock / per order

Documents & Support

COA provided with every batch; MSDS and technical documents available on request. Email us with product name and CAS number for a quote within one business day.

Frequently Asked Questions

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

The CAS number of Copper(II)oxalate hemihydrate is 814-91-5.

What purity and packaging are available?

Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.

What are the applications of Copper(II)oxalate hemihydrate?

Main applications include Organic Chemicals.

How do I buy Copper(II)oxalate hemihydrate or get a quote?

Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..

PubChem Public Data

Description

Copper(II)oxalate hemihydrate · CAS 814-91-5 · C2CuO4. UNII BN136S94FS.

Identification

CAS Registry Number	814-91-5
PubChem CID	13148
Molecular formula	C2CuO4
IUPAC name	copper oxalate
UNII (FDA)	BN136S94FS

Computed Descriptors

Molecular Weight	151.56
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	0
Exact Mass	150.909256
Monoisotopic Mass	150.909256
Topological Polar Surface Area	80.3
Heavy Atom Count	7
Formal Charge	0
Complexity	60.5

Physical description & handling notes

Cupric oxalate is an odorless bluish-white solid. Denser than water and insoluble in water. Hence sinks in water. Used as a catalysts for organic reactions.
Blue-white solid; Practically insoluble in water; [Merck Index] Blue or white powder; [MSDSonline]
Blue-white powder
Bluish-green powder
Solubility: 0.00253 g/100 ml water @ 25 °C /Hemihydrate/
Sol in ammonium hydroxide, insol in acetone, acid; Molecular wt 160.57; blue whitish crystals /Hemihydrate/

GHS Hazard Classification

Reported hazard statements	H302, H312 (98.2%), H400 (62.3%), H410 (62.3%)

H302+H312 (98.2%): Harmful if swallowed or in contact with skin [Warning Acute toxicity, oral; acute toxicity, dermal]

H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]

Documented Uses

Used as an organic catalyst, a polyformaldehyde stabilizer, an anticaries agent, and in seed treatments to repel birds and rodents; [Merck Index]
As catalyst for organic reactions; as stabilizer for acetylated polyformaldehyde; in seed treatments to repel birds and rodents.
As a stabilizer for acetylated polyformaldehyde and as a catalyst in organic reactions.
Prepared by precipitation from a mixture of a copper(II) salt and sodium oxalate solution
Prepd by reaction of cupric sulfate with oxalic acid: David, Bull Soc Chim France p 719 (1960).
Copper, [ethanedioato(2-)-.kappa.O1,.kappa.O2]-: ACTIVE

Synonyms

CUPRIC OXALATE; Copper oxalate; 814-91-5; Copper(II) oxalate; Oxalic acid copper(2+) salt (1:1); Caswell No. 248A; Cupric oxalate (1:1); HSDB 265; EINECS 212-411-4; UNII-BN136S94FS; NSC 86015; EPA Pesticide Chemical Code 023305; NSC 112246; Ethanedioic acid, copper(2+) salt (1:1); Ethanedioic acid, copper(2++) salt (1:1); CUPRIC OXALATE [MI]

Frequently Asked Questions

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

CAS 814-91-5; molecular formula C2CuO4; molecular weight — g/mol.

What other names is Copper(II)oxalate hemihydrate known by?

CUPRIC OXALATE, Copper oxalate, 814-91-5, Copper(II) oxalate, Oxalic acid copper(2+) salt (1:1), Caswell No. 248A.

Is Copper(II)oxalate hemihydrate classified as hazardous?

Hazard statements reported: H302, H312, H400, H410.

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.

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