trans-decalin
Also known as: Decahydronaphthalene, trans-, EINECS 207-771-4, MFCD00064191, Naphthalene, decahydro-, trans-, TRANS-DECAHYDRONAPHTHALEN, TRANS-DECAHYDRONAPHTHALENE, TRANS-NAPHTHALANE, TRANS-PERHYDRONAPHTHALENE, decahydronaphthalene(trans-), t-Decalin, trans-Bicyclo[4.4.0]Decane, trans-Decahydronaphthalene, trans-Decaline, trans-bicyclo(4.4.0)decane, trans-dekalin, trans-naphthalen, tras-decalin
trans-decalin (CAS 493-02-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H18 and a molecular weight of 138.250 g/mol. Key properties include a melting point of -32ºC, a boiling point of 190.9±7.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 57.2±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 493-02-7
- Jingsj CID
- J-39785-3
- Molecular Formula
- C10H18
- Molecular Weight
- 138.250 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -32ºC |
|---|---|
| Boiling Point | 190.9±7.0 °C at 760 mmHg |
| Density | 0.9±0.1 g/cm3 |
| Flash Point | 57.2±0.0 °C |
| Exact Mass | 138.140854 |
| LogP | 4.93 |
| Additional Property | 4.76 (vs air) |
| Vapor Pressure | 0.7±0.2 mmHg at 25°C |
| Refractive Index | 1.470 |
Frequently Asked Questions
What is the CAS number of trans-decalin?
The CAS number of trans-decalin is 493-02-7.
What are the molecular formula and molecular weight of trans-decalin?
trans-decalin has molecular formula C10H18 and molecular weight 138.250 g/mol.
What are the upstream and downstream products of trans-decalin?
For trans-decalin, Upstream Products: Naphthalene, m-Xylene, 1,2,3,4-Tetrahydronaphthalene; Downstream Products: decahydro-2-naphthyl acetate, 2-Decalone, trans-1-Decalone.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "trans-decalin (CAS 493-02-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39785-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.