Spiro[chromene-2,4'-piperidin]-4(3H)-one

Also known as: Spiro[chroman-2,4'-piperidin]-4-one, Spiro[2H-1-benzopyran-2,4'-piperidin]-4(3H)-one, 3,4-Dihydrospiro[1-benzopyran-2,4'-piperidine]-4-one, Spiro[chromane-2,4'-piperidin]-4-one

Spiro[chromene-2,4'-piperidin]-4(3H)-one (CAS 136081-84-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H15NO2 and a molecular weight of 217.26400 g/mol. Key properties include a boiling point of 382.2ºC at 760 mmHg, a density of 1.21g/cm3 and a flash point of 185ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 136081-84-0
Jingsj CID: J-1107299-4
Molecular Formula: C₁₃H₁₅NO₂
Molecular Weight: 217.26400 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	382.2ºC at 760 mmHg
Density	1.21g/cm3
Flash Point	185ºC
Exact Mass	217.11000
PSA	38.33000
LogP	2.10280
Vapor Pressure	4.79E-06mmHg at 25°C
Refractive Index	1.594

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. 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 Spiro[chromene-2,4'-piperidin]-4(3H)-one?

The CAS number of Spiro[chromene-2,4'-piperidin]-4(3H)-one is 136081-84-0.

What are the molecular formula and molecular weight of Spiro[chromene-2,4'-piperidin]-4(3H)-one?

Spiro[chromene-2,4'-piperidin]-4(3H)-one has molecular formula C13H15NO2 and molecular weight 217.26400 g/mol.

What are the upstream and downstream products of Spiro[chromene-2,4'-piperidin]-4(3H)-one?

For Spiro[chromene-2,4'-piperidin]-4(3H)-one, Upstream Products: tert-butyl 4-oxospiro[chroman-2,4'-piperidine]-1'-carboxylate, 2'-Hydroxyacetophenone, 1-Acetyl-4-piperidone.

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. "Spiro[chromene-2,4'-piperidin]-4(3H)-one (CAS 136081-84-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1107299-4 (accessed 2026-11-09).

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