Mecoprop-P

Also known as: (2R)-2-(4-chloro-2-methylphenoxy)propanoic acid, (R)-2-(4-chloro-2-methylphenoxy)propanoic acid, (R)-2-(4-chloro-o-tolyloxy)propionic acid, (R)-mecoprop, 2M-4XP, 2m-4xp, Astix(TM), D(+)-MECOPROP, DUPLOSAN(R) KV, Duplosan KV, MECOPROP-P, Mecoprop,D, Mecoprop-P Solution, 100ppm, d-Mecoprop, duplosankv

Mecoprop-P (CAS 16484-77-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H11ClO3 and a molecular weight of 214.64600 g/mol. Key properties include a boiling point of 331.9ºC at 760mmHg, a density of 1.265g/cm3 and a flash point of 154.5ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H318 — Causes serious eye damage and H411 — 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.: 16484-77-8
Jingsj CID: J-1117660-6
Molecular Formula: C₁₀H₁₁ClO₃
Molecular Weight: 214.64600 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	331.9ºC at 760mmHg
Density	1.265g/cm3
Flash Point	154.5ºC
Exact Mass	214.04000
PSA	46.53000
LogP	2.50030
Refractive Index	1.5390 (estimate)

GHS Safety & Compliance

Corrosion / Irritant / Environmental HazardSignal word: Danger

H302 — Harmful if swallowed
H318 — Causes serious eye damage
H411 — Toxic to aquatic life with long lasting effects

Customs & Trade Information

HS Code	2918990022
Summary	2918990022 2-(4-chloro-2-methylphenoxy)acetic acid。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 Mecoprop-P?

The CAS number of Mecoprop-P is 16484-77-8.

What are the molecular formula and molecular weight of Mecoprop-P?

Mecoprop-P has molecular formula C10H11ClO3 and molecular weight 214.64600 g/mol.

Is Mecoprop-P hazardous?

Mecoprop-P has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H318 — Causes serious eye damage; H411 — Toxic to aquatic life with long lasting effects.

What are the upstream and downstream products of Mecoprop-P?

For Mecoprop-P, Upstream Products: Mecoprop methyl ester, 4-Chloro-2-methylphenol, Mecoprop.

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. "Mecoprop-P (CAS 16484-77-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1117660-6 (accessed 2026-11-09).

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