5-(benzyloxy)-4-oxo-4H-pyran-2-carboxylic acid

Also known as: 4-oxo-5-(phenylmethoxy)-4H-pyran-2-carboxylic acid, 4-oxo-5-phenylmethoxypyran-2-carboxylic acid, 5-Benzyloxy-4-pyrone-2-carboxylic acid, 6-carboxy-3-benzyloxypyran-4(1H)-one, F2158-0173

5-(benzyloxy)-4-oxo-4H-pyran-2-carboxylic acid (CAS 1219-33-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H10O5 and a molecular weight of 246.21500 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1219-33-6
Jingsj CID: J-1481145-1
Molecular Formula: C₁₃H₁₀O₅
Molecular Weight: 246.21500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	246.05300
PSA	76.74000
LogP	1.91700

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 5-(benzyloxy)-4-oxo-4H-pyran-2-carboxylic acid?

The CAS number of 5-(benzyloxy)-4-oxo-4H-pyran-2-carboxylic acid is 1219-33-6.

What are the molecular formula and molecular weight of 5-(benzyloxy)-4-oxo-4H-pyran-2-carboxylic acid?

5-(benzyloxy)-4-oxo-4H-pyran-2-carboxylic acid has molecular formula C13H10O5 and molecular weight 246.21500 g/mol.

What are the upstream and downstream products of 5-(benzyloxy)-4-oxo-4H-pyran-2-carboxylic acid?

For 5-(benzyloxy)-4-oxo-4H-pyran-2-carboxylic acid, Upstream Products: 5-(Benzyloxy)-2-(hydroxymethyl)-4H-pyran-4-one, kojic acid, Benzyl chloride; Downstream Products: Pyromeconic acid, 3-(Benzyloxy)-4H-pyran-4-one.

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. "5-(benzyloxy)-4-oxo-4H-pyran-2-carboxylic acid (CAS 1219-33-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1481145-1 (accessed 2026-11-09).

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