3,4-dihydro-2H-pyran-5-carboxylic acid

Also known as: 2,3-dihydro-pyran-5-carboxylic acid, 2H-pyran-5-carboxylic acid, 3,4-dihydro-, 5,6-dihydro-4H-pyran-3-carboxylic acid, 3,4-dihydro-2H-pyran-5-carboxylic acid, RARECHEM AL BE 0334

3,4-dihydro-2H-pyran-5-carboxylic acid (CAS 40915-37-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H8O3 and a molecular weight of 128.12600 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 40915-37-5
Jingsj CID: J-1316691-1
Molecular Formula: C₆H₈O₃
Molecular Weight: 128.12600 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	128.04700
PSA	46.53000
LogP	0.76530

Customs & Trade Information

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. 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 3,4-dihydro-2H-pyran-5-carboxylic acid?

The CAS number of 3,4-dihydro-2H-pyran-5-carboxylic acid is 40915-37-5.

What are the molecular formula and molecular weight of 3,4-dihydro-2H-pyran-5-carboxylic acid?

3,4-dihydro-2H-pyran-5-carboxylic acid has molecular formula C6H8O3 and molecular weight 128.12600 g/mol.

What are the upstream and downstream products of 3,4-dihydro-2H-pyran-5-carboxylic acid?

For 3,4-dihydro-2H-pyran-5-carboxylic acid, Upstream Products: 3,4-Dihydro-2H-pyran, Oxalyl chloride, Methanol; Downstream Products: Tetrahydro-2H-pyran-3-carboxylic acid.

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. "3,4-dihydro-2H-pyran-5-carboxylic acid (CAS 40915-37-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1316691-1 (accessed 2026-11-09).

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