(S)-(+)-2,3,7,7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione
Also known as: (S)-(+)-Hajos-Parrish ketone, (S)-Hajos dione, (S)-Hajos ketone, (S)-Hajos-Wiechert ketone, (+)-5,6,7,8-Tetrahydro-8-methylindan-1,5-dione, 1H-Indene-1,5(6H)-dione, 2,3,7,7a-tetrahydro-7a-methyl-, (7aS)-, MFCD00012272
(S)-(+)-2,3,7,7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione (CAS 17553-86-5) 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 57-64ºC, 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. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H315 — Causes skin irritation and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 17553-86-5
- Jingsj CID
- J-1385848-5
- Molecular Formula
- C10H12O2
- Molecular Weight
- 164.201 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 57-64ºC |
|---|---|
| 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 |
GHS Safety & Compliance
- H301 — Toxic if swallowed
- H315 — Causes skin irritation
- H317 — May cause an allergic skin reaction
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
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 (S)-(+)-2,3,7,7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione?
The CAS number of (S)-(+)-2,3,7,7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione is 17553-86-5.
What are the molecular formula and molecular weight of (S)-(+)-2,3,7,7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione?
(S)-(+)-2,3,7,7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione has molecular formula C10H12O2 and molecular weight 164.201 g/mol.
Is (S)-(+)-2,3,7,7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione hazardous?
(S)-(+)-2,3,7,7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H315 — Causes skin irritation; H317 — May cause an allergic skin reaction.
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)-(+)-2,3,7,7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione (CAS 17553-86-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1385848-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.