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(S)-Metolachlor

Also known as: S-Metolachlor, 2-Chloro-N-(2-ethyl-6-methylphenyl)-N-[(1S)-2-methoxy-1-methylethyl]acetamide, 2-Chloro-N-(2-ethyl-6-methylphenyl)-N-[(2S)-1-methoxypropan-2-yl]acetamide, Acetamide, 2-chloro-N-(2-ethyl-6-methylphenyl)-N-(2-methoxy-1-methylethyl)-, (S)-

(S)-Metolachlor (CAS 87392-12-9) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C15H22ClNO2 and a molecular weight of 283.79400 g/mol. Key properties include a melting point of -39.9°C, a boiling point of 670.9ºC at 760 mmHg, a density of 1.101g/cm3 and a flash point of 4ºC. It is classified under GHS with signal word Warning and hazard statements H317 — May cause an allergic skin reaction and H410 — Very toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
87392-12-9
Jingsj CID
J-1956490-0
Molecular Formula
C15H22ClNO2
Molecular Weight
283.79400 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-39.9°C
Boiling Point670.9ºC at 760 mmHg
Density1.101g/cm3
Flash Point4ºC
Exact Mass283.13400
PSA29.54000
LogP3.16410
Vapor Pressure0mmHg at 25°C
Refractive Index1.533
Storage Conditions0-6°C

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning
  • H317 — May cause an allergic skin reaction
  • H410 — Very toxic to aquatic life with long lasting effects

Activity & Biological Data

Additional Information[1]. Fauvelle V, et al. Simulated conservative tracer as a proxy for S-metolachlor concentration predictions compared to POCIS measurements in Arcachon Bay. Mar Pollut Bull. 2018 Aug;133:423-427.

Customs & Trade Information

HS Code2924299090
Summary2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of (S)-Metolachlor?

The CAS number of (S)-Metolachlor is 87392-12-9.

What are the molecular formula and molecular weight of (S)-Metolachlor?

(S)-Metolachlor has molecular formula C15H22ClNO2 and molecular weight 283.79400 g/mol.

Is (S)-Metolachlor hazardous?

(S)-Metolachlor has GHS signal word Warning and hazard statements H317 — May cause an allergic skin reaction; H410 — Very toxic to aquatic life with long lasting effects.

What are the upstream and downstream products of (S)-Metolachlor?

For (S)-Metolachlor, Upstream Products: Chloroacetyl chloride, 2-Ethyl-6-methylaniline, 2,2-Dimethoxypropane.

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

Last updated:

How to cite: Jingsj. "(S)-Metolachlor (CAS 87392-12-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1956490-0 (accessed 2026-11-09).

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