Copper sulfide (CuS)

Also known as: C.I. 77450, C.I. Pigment Blue 34, COPPER(II) SULFIDE, Copper Blue, Copper monosulfide, Copper(2+) sulfide, Copper(II) Sulfide,Ultra Dry,Metals Basis), CuS, Cupric sulfide, EINECS 215-271-2, Horace Vernet's Blue, MFCD00016066, copper(II) sulfide

Copper sulfide (CuS) (CAS 1317-40-4) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula CuS and a molecular weight of 95.61100 g/mol. Key properties include a melting point of 220ºC and a density of 4.6. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1317-40-4
Jingsj CID: J-37157-3
Molecular Formula: CuS
Molecular Weight: 95.61100 g/mol
Category: Inorganic Chemicals
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	220ºC
Density	4.6
Exact Mass	94.90170
PSA	32.09000
LogP	0.64570
Refractive Index	1.45

Frequently Asked Questions

What is the CAS number of Copper sulfide (CuS)?

The CAS number of Copper sulfide (CuS) is 1317-40-4.

What are the molecular formula and molecular weight of Copper sulfide (CuS)?

Copper sulfide (CuS) has molecular formula CuS and molecular weight 95.61100 g/mol.

What are the upstream and downstream products of Copper sulfide (CuS)?

For Copper sulfide (CuS), Upstream Products: Carbon disulphide.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Copper sulfide (CuS) (CAS 1317-40-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37157-3 (accessed 2026-11-07).

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