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3-amino-4-hydroxy-1,8-naphthalic anhydride

Also known as: 1H,3H-Naphtho[1,8-cd]pyran-1,3-dione, 5-amino-6-hydroxy-, 5-amino-6-hydroxy-1H,3H-benzo[de]isochromene-1,3-dione

3-amino-4-hydroxy-1,8-naphthalic anhydride (CAS 134870-46-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H7NO4 and a molecular weight of 229.18800 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
134870-46-5
Jingsj CID
J-1317396-1
Molecular Formula
C12H7NO4
Molecular Weight
229.18800 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass229.03800
PSA89.62000
LogP2.01940

Frequently Asked Questions

What is the CAS number of 3-amino-4-hydroxy-1,8-naphthalic anhydride?

The CAS number of 3-amino-4-hydroxy-1,8-naphthalic anhydride is 134870-46-5.

What are the molecular formula and molecular weight of 3-amino-4-hydroxy-1,8-naphthalic anhydride?

3-amino-4-hydroxy-1,8-naphthalic anhydride has molecular formula C12H7NO4 and molecular weight 229.18800 g/mol.

What are the upstream and downstream products of 3-amino-4-hydroxy-1,8-naphthalic anhydride?

For 3-amino-4-hydroxy-1,8-naphthalic anhydride, Upstream Products: 4-Bromo-3-nitro-1,8-naphthalic anhydride, 4-Bromo-1,8-naphthalic anhydride.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-amino-4-hydroxy-1,8-naphthalic anhydride (CAS 134870-46-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1317396-1 (accessed 2026-11-09).

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