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(R)-(+)-2-(4-Hydroxyphenoxy)propionic acid

Also known as: (R)-2-(4-Hydroxyphenoxy)propanoic acid, (2R)-2-(4-Hydroxyphenoxy)propanoic acid, (R)-(+)-2-(4-HYDROXYPHENOXY)PROPIONIC ACID, (R)-2-(4-HYDROPHENOXY)PROPIONIC ACID, R-(+)-2-(4-Hydroxyphenoxy)propionic acid, R-2-(4-HYDROXYPHENOXY)PROPANOIC ACID, D-2-(4-Hydroxyphenoxy)propionic acid, D-HPPA, MFCD00274088, EINECS 407-960-3

(R)-(+)-2-(4-Hydroxyphenoxy)propionic acid (CAS 94050-90-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H10O4 and a molecular weight of 182.173 g/mol. Key properties include a melting point of 145-148 °C(lit.), a boiling point of 367.5±17.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 151.3±14.4 °C. It is classified under GHS with signal word Danger and hazard statements H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
94050-90-5
Jingsj CID
J-49190-7
Molecular Formula
C9H10O4
Molecular Weight
182.173 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point145-148 °C(lit.)
Boiling Point367.5±17.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point151.3±14.4 °C
Exact Mass182.057907
PSA66.76000
LogP0.86
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.566

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H318 — Causes serious eye damage

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. 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 (R)-(+)-2-(4-Hydroxyphenoxy)propionic acid?

The CAS number of (R)-(+)-2-(4-Hydroxyphenoxy)propionic acid is 94050-90-5.

What are the molecular formula and molecular weight of (R)-(+)-2-(4-Hydroxyphenoxy)propionic acid?

(R)-(+)-2-(4-Hydroxyphenoxy)propionic acid has molecular formula C9H10O4 and molecular weight 182.173 g/mol.

Is (R)-(+)-2-(4-Hydroxyphenoxy)propionic acid hazardous?

(R)-(+)-2-(4-Hydroxyphenoxy)propionic acid has GHS signal word Danger and hazard statements H318 — Causes serious eye damage.

What are the upstream and downstream products of (R)-(+)-2-(4-Hydroxyphenoxy)propionic acid?

For (R)-(+)-2-(4-Hydroxyphenoxy)propionic acid, Upstream Products: Hydroquinone, 2-(4-Hydroxyphenoxy)propanoic acid, 2-Phenoxypropionic acid; Downstream Products: Haloxyfop-P, Quizalofop-ethyl, fenoxaprop-ethyl.

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

Last updated:

How to cite: Jingsj. "(R)-(+)-2-(4-Hydroxyphenoxy)propionic acid (CAS 94050-90-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49190-7 (accessed 2026-11-09).

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