2,2,6,6-Tetramethyl-3,5-heptanedione
Also known as: Dipivaloylmethane, DPM, 2,2,6,6-Tetramethylheptane-3,5-dione, TMHD, 2,2,6,6-Tetramethyl-5-heptanedione, 3,5-Heptanedione, 2,2,6,6-tetramethyl-, Dipivaloylmethane, 98%
2,2,6,6-Tetramethyl-3,5-heptanedione (CAS 1118-71-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H20O2 and a molecular weight of 184.28 g/mol. Key properties include a melting point of 19 °C, a boiling point of 202.8±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 67.2±0.0 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1118-71-4
- Jingsj CID
- J-16003-0
- Molecular Formula
- C11H20O2
- Molecular Weight
- 184.28 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 19 °C |
|---|---|
| Boiling Point | 202.8±0.0 °C at 760 mmHg |
| Density | 0.9±0.1 g/cm3 |
| Flash Point | 67.2±0.0 °C |
| Exact Mass | 184.146332 |
| PSA | 34.14000 |
| LogP | 2.80 |
| Vapor Pressure | 0.3±0.4 mmHg at 25°C |
| Refractive Index | 1.432 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
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 2,2,6,6-Tetramethyl-3,5-heptanedione?
The CAS number of 2,2,6,6-Tetramethyl-3,5-heptanedione is 1118-71-4.
What are the molecular formula and molecular weight of 2,2,6,6-Tetramethyl-3,5-heptanedione?
2,2,6,6-Tetramethyl-3,5-heptanedione has molecular formula C11H20O2 and molecular weight 184.28 g/mol.
Is 2,2,6,6-Tetramethyl-3,5-heptanedione hazardous?
2,2,6,6-Tetramethyl-3,5-heptanedione has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.
What are the upstream and downstream products of 2,2,6,6-Tetramethyl-3,5-heptanedione?
For 2,2,6,6-Tetramethyl-3,5-heptanedione, Upstream Products: Pinacolone, Methyl pivalate, Pivaloyl chloride; Downstream Products: Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)ruthenium(III), 4-Chlorobenzyl alcohol, Xanthone.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,2,6,6-Tetramethyl-3,5-heptanedione (CAS 1118-71-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16003-0 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.