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Chlormequat chloride

Also known as: (2-Chloroethyl)trimethylammonium chloride, 2-Chloro-N,N,N-trimethylethanaminium chloride, Chlorocholine chloride, CCC, Cycocel, Chlormequat, Choline dichloride, Retacel, Lihocin, Cycogan, Ethanaminium, 2-chloro-N,N,N-trimethyl-, chloride, β-Chloroethyltrimethylammonium chloride

Chlormequat chloride (CAS 999-81-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H13Cl2N and a molecular weight of 158.069 g/mol. Key property: a melting point of 239-243 °C (dec.)(lit.). It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed and H312 — Harmful in contact with skin. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
999-81-5
Jingsj CID
J-47632-4
Molecular Formula
C5H13Cl2N
Molecular Weight
158.069 g/mol
Category
Organic Compounds
Last updated
8/21/2026
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Physicochemical Properties

Melting Point239-243 °C (dec.)(lit.)
Exact Mass157.042511

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin

Customs & Trade Information

HS Code2923900011
Summary2923900011 2-chloro-n,n,n-trimethylethanaminium chloride。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of Chlormequat chloride?

The CAS number of Chlormequat chloride is 999-81-5.

What are the molecular formula and molecular weight of Chlormequat chloride?

Chlormequat chloride has molecular formula C5H13Cl2N and molecular weight 158.069 g/mol.

Is Chlormequat chloride hazardous?

Chlormequat chloride has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin.

What are the upstream and downstream products of Chlormequat chloride?

For Chlormequat chloride, Upstream Products: Choline chloride, 1,2-dichloroethane, Trimethylamine; Downstream Products: 1,2,3,4,6,7,8,9-Octachlorodibenzo[b,d]furan, 2,3,7,8-Tetrachlorodibenzofuran.

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

Last updated:

How to cite: Jingsj. "Chlormequat chloride (CAS 999-81-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47632-4 (accessed 2026-11-09).

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