(-)-Mono-(1R)-menthyl phthalate

Also known as: (-)-MONO-(1R)-MENTHYL PHTHALATE, MONO-(1R)-(-)-MENTHYL PHTHALATE, (-)-mono-(1R)-Menthyl phthalate 99%, (1R,2S,5R)-(-)-menthyl (2-carboxy)benzoate, (?)-mono-(1R)-Menthyl phthalate, 1,2-Benzenedicarboxylic acid, 1-[(1R,2S,5R)-5-methyl-2-(1-methylethyl)cyclohexyl] ester, 1,2-benzenedicarboxylic acid, mono[(1R,2S,5R)-5-methyl-2-(1-methylethyl)cyclohexyl] ester, 2-({[(1R,2S,5R)-2-isopropyl-5-methylcyclohexyl]oxy}carbonyl)benzoic acid, 2-[(1R,2S,5R)-5-methyl-2-propan-2-ylcyclohexyl]oxycarbonylbenzoic acid, MFCD00077849

(-)-Mono-(1R)-menthyl phthalate (CAS 33744-74-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H24O4 and a molecular weight of 304.38100 g/mol. Key properties include a melting point of 103-108ºC(lit.), a boiling point of 436.8ºC at 760mmHg, a density of 1.13g/cm3 and a flash point of 152.2ºC. 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.: 33744-74-0
Jingsj CID: J-34942-8
Molecular Formula: C₁₈H₂₄O₄
Molecular Weight: 304.38100 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	103-108ºC(lit.)
Boiling Point	436.8ºC at 760mmHg
Density	1.13g/cm3
Flash Point	152.2ºC
Exact Mass	304.16700
PSA	63.60000
LogP	4.00240
Refractive Index	1.538

GHS Safety & Compliance

IrritantSignal word: Warning

H315 — Causes skin irritation
H319 — Causes serious eye irritation
H335 — May cause respiratory irritation

Customs & Trade Information

HS Code	2918990090
Summary	2918990090. 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 (-)-Mono-(1R)-menthyl phthalate?

The CAS number of (-)-Mono-(1R)-menthyl phthalate is 33744-74-0.

What are the molecular formula and molecular weight of (-)-Mono-(1R)-menthyl phthalate?

(-)-Mono-(1R)-menthyl phthalate has molecular formula C18H24O4 and molecular weight 304.38100 g/mol.

Is (-)-Mono-(1R)-menthyl phthalate hazardous?

(-)-Mono-(1R)-menthyl phthalate 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 (-)-Mono-(1R)-menthyl phthalate?

For (-)-Mono-(1R)-menthyl phthalate, Upstream Products: Phthalic anhydride, (-)-Menthol, Methyl hydrogen phthalate.

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. "(-)-Mono-(1R)-menthyl phthalate (CAS 33744-74-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34942-8 (accessed 2026-11-09).

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