(R)-3-Isopropyl-2,5-piperazinedione

Also known as: (3R)-3-propan-2-ylpiperazine-2,5-dione, (3R)-3-(1-methylethyl)piperazine-2,5-dione, Cyclo-(glycyl-D-valine), (R)-(-)-3-Isopropyl-2,5-piperazinedione, MFCD00210060

(R)-3-Isopropyl-2,5-piperazinedione (CAS 143673-66-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H12N2O2 and a molecular weight of 156.182 g/mol. Key properties include a melting point of 258-262 â„ƒ(lit.), a boiling point of 445.7±38.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 216.5±26.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 143673-66-9
Jingsj CID: J-21788-9
Molecular Formula: C₇H₁₂N₂O₂
Molecular Weight: 156.182 g/mol
Category: Ketones
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	258-262 â„ƒ(lit.)
Boiling Point	445.7±38.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	216.5±26.9 °C
Exact Mass	156.089874
PSA	58.20000
LogP	-1.19
Vapor Pressure	0.0±1.1 mmHg at 25°C
Refractive Index	1.459

Customs & Trade Information

HS Code	2933599090
Summary	2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of (R)-3-Isopropyl-2,5-piperazinedione?

The CAS number of (R)-3-Isopropyl-2,5-piperazinedione is 143673-66-9.

What are the molecular formula and molecular weight of (R)-3-Isopropyl-2,5-piperazinedione?

(R)-3-Isopropyl-2,5-piperazinedione has molecular formula C7H12N2O2 and molecular weight 156.182 g/mol.

What are the upstream and downstream products of (R)-3-Isopropyl-2,5-piperazinedione?

For (R)-3-Isopropyl-2,5-piperazinedione, Upstream Products: Glycine ethyl ester, Cbz-D-Valine, D-Valine; Downstream Products: (R)-2-Isopropylpiperazine, (R)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine, (R)-2,5-dihydro-3,6-diethoxy-2-isopropylpyrazine.

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. "(R)-3-Isopropyl-2,5-piperazinedione (CAS 143673-66-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21788-9 (accessed 2026-11-09).

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