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Calcium hypochlorite

Also known as: Bleaching powder, Chlorinated lime, Calcium oxychloride, Calcium hypochlorite technical grade, Calcium dihypochlorite, Hypochlorous acid calcium salt, Chloride of lime, calciumchlorohydrochlorite, HTH, caporit, chemichlong, Losantin, calciumb11306hypochlorite, Calcium Hypochlorite, Purified, calciumhypochlorite,hydratedmixture,withnotlessthan5.5%butnotmorethan10%water, calciumhypochloritemixture,dry,withmorethan10%butnotmorethan39%availablechlorine

Calcium hypochlorite (CAS 7778-54-3) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula CaCl2O2 and a molecular weight of 142.983 g/mol. Key properties include a melting point of 100ºC and a density of 2.35. It is classified under GHS with signal word Danger and hazard statements H272, H302 — Harmful if swallowed and H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7778-54-3
Jingsj CID
J-16933-5
Molecular Formula
CaCl2O2
Molecular Weight
142.983 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point100ºC
Density2.35
Exact Mass141.890121
PSA18.46000
LogP1.24220
Refractive Index1.545 (20ºC)
Additional Property200 g/L (20 ºC) (dec.)

GHS Safety & Compliance

Oxidising / Corrosion / Irritant / Environmental HazardSignal word: Danger
  • H272
  • H302 — Harmful if swallowed
  • H314 — Causes severe skin burns and eye damage
  • H400 — Very toxic to aquatic life

Customs & Trade Information

HS Code2828100000

Frequently Asked Questions

What is the CAS number of Calcium hypochlorite?

The CAS number of Calcium hypochlorite is 7778-54-3.

What are the molecular formula and molecular weight of Calcium hypochlorite?

Calcium hypochlorite has molecular formula CaCl2O2 and molecular weight 142.983 g/mol.

Is Calcium hypochlorite hazardous?

Calcium hypochlorite has GHS signal word Danger and hazard statements H272; H302 — Harmful if swallowed; H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of Calcium hypochlorite?

For Calcium hypochlorite, Upstream Products: dichloridooxygen; Downstream Products: Carbon dioxide, Chlorine dioxide, Chloric acid.

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

Last updated:

How to cite: Jingsj. "Calcium hypochlorite (CAS 7778-54-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16933-5 (accessed 2026-11-09).

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