Cyromazine

环丙氨嗪

Also known as: N-cyclopropyl-1,3,5-triazine-2,4,6-triamine, N2-cyclopropyl-1,3,5-triazine-2,4,6-triamine, 2,4-diamino-6-cyclopropylamino-1,3,5-triazine, 2,4-diamino-6-cyclopropylamino-s-triazine, Cyclopropylmelamine, Larvadex, Trigard, Neporex, Vetrazin, Vetrazine, cga72662, ai3-52713

Cyromazine (CAS 66215-27-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H10N6 and a molecular weight of 166.184 g/mol. It is also known as N-cyclopropyl-1,3,5-triazine-2,4,6-triamine, N2-cyclopropyl-1,3,5-triazine-2,4,6-triamine and 2,4-diamino-6-cyclopropylamino-1,3,5-triazine. Key properties include a melting point of 223-227 °C(lit.), a boiling point of 480.6±28.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 244.5±24.0 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
66215-27-8
Jingsj CID
J-3061-0
Molecular Formula
C6H10N6
Chinese Name
环丙氨嗪
Molecular Weight
166.184 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point223-227 °C(lit.)
Boiling Point480.6±28.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point244.5±24.0 °C
Exact Mass166.096695
PSA102.74000
LogP-0.04
Vapor Pressure0.0±1.2 mmHg at 25°C
Refractive Index1.851

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Activity & Biological Data

Additional Information[1]. Levot GW, et al. Survival advantage of cyromazine-resistant sheep blowfly larvae on dicyclanil- and cyromazine-treated Merinos. Aust Vet J. 2014 Nov;92(11):421-6. [2]. Levot GW, et al. Survival advantage of cyromazine-resistant sheep blowfly larvae on dicyclanil- and cyromazine-treated Merinos. Aust Vet J. 2014 Nov;92(11):421-6.

Customs & Trade Information

HS Code2933699015
Summary2933699015 4,6-dichloro-n-(2-chlorophenyl)-1,3,5-triazin-2-amine。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:20.0%

Frequently Asked Questions

What is the CAS number of Cyromazine?

The CAS number of Cyromazine is 66215-27-8.

What are the molecular formula and molecular weight of Cyromazine?

Cyromazine has molecular formula C6H10N6 and molecular weight 166.184 g/mol.

Is Cyromazine hazardous?

Cyromazine has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Cyromazine?

For Cyromazine, Upstream Products: 1,4-Dioxane.

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

Last updated:

How to cite: Jingsj. "Cyromazine (CAS 66215-27-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3061-0 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.