(7aS)-2,3,7,7a-tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione

Also known as: (S)-(+)-Hajos-Parrish ketone, Hajos-Parrish ketone, Hajos dione, Hajos ketone, Parrish ketone, (S)-(+)-2,3,7,7a-tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione, AKOS 90379

(7aS)-2,3,7,7a-tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione (CAS 19576-08-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H12O2 and a molecular weight of 164.201 g/mol. Key properties include a melting point of 69-73°C, a boiling point of 310.6±31.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 116.2±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 19576-08-0
Jingsj CID: J-1495547-6
Molecular Formula: C₁₀H₁₂O₂
Molecular Weight: 164.201 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	69-73°C
Boiling Point	310.6±31.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	116.2±21.8 °C
Exact Mass	164.083725
PSA	34.14000
LogP	0.49
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.525

Customs & Trade Information

HS Code	2914190090
Summary	2914190090 other acyclic ketones without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of (7aS)-2,3,7,7a-tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione?

The CAS number of (7aS)-2,3,7,7a-tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione is 19576-08-0.

What are the molecular formula and molecular weight of (7aS)-2,3,7,7a-tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione?

(7aS)-2,3,7,7a-tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione has molecular formula C10H12O2 and molecular weight 164.201 g/mol.

What are the upstream and downstream products of (7aS)-2,3,7,7a-tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione?

For (7aS)-2,3,7,7a-tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione, Downstream Products: 5-Hydroxy-1-indanone, (S)-(+)-2,3,7,7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione.

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. "(7aS)-2,3,7,7a-tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione (CAS 19576-08-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1495547-6 (accessed 2026-11-09).

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