4-Amino-1,8-naphthalic anhydride
Also known as: 4-Aminonaphthalic anhydride, 4-Aminonaphthalene-1,8-dicarboxylic anhydride, 6-Aminobenz[de]isochromene-1,3-dione, 1H,3H-Naphtho[1,8-cd]pyran-1,3-dione, 6-amino-, EINECS 229-372-4, MFCD00006921
4-Amino-1,8-naphthalic anhydride (CAS 6492-86-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H7NO3 and a molecular weight of 213.18900 g/mol. Key properties include a melting point of 360 °C, a boiling point of 501.4ºC at 760 mmHg, a density of 1.105 g/mL at 25 °C(lit.) and a flash point of 310.8ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 6492-86-0
- Jingsj CID
- J-4472-4
- Molecular Formula
- C12H7NO3
- Molecular Weight
- 213.18900 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 360 °C |
|---|---|
| Boiling Point | 501.4ºC at 760 mmHg |
| Density | 1.105 g/mL at 25 °C(lit.) |
| Flash Point | 310.8ºC |
| Exact Mass | 213.04300 |
| PSA | 69.39000 |
| LogP | 2.31380 |
| Refractive Index | 1.77 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H312 — Harmful in contact with skin
- H332 — Harmful if inhaled
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
- H350 — May cause cancer
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 4-Amino-1,8-naphthalic anhydride?
The CAS number of 4-Amino-1,8-naphthalic anhydride is 6492-86-0.
What are the molecular formula and molecular weight of 4-Amino-1,8-naphthalic anhydride?
4-Amino-1,8-naphthalic anhydride has molecular formula C12H7NO3 and molecular weight 213.18900 g/mol.
Is 4-Amino-1,8-naphthalic anhydride hazardous?
4-Amino-1,8-naphthalic anhydride has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H332 — Harmful if inhaled.
What are the upstream and downstream products of 4-Amino-1,8-naphthalic anhydride?
For 4-Amino-1,8-naphthalic anhydride, Upstream Products: 4-Nitro-1,8-naphthalic anhydride, 4-Nitronaphthalene-1,8-dicarboxylic anhydride, 5-Nitroacenaphthene; Downstream Products: 5-Amino-1-naphthoic acid, 6-(4-Acetamido-1,8-naphthalamido)hexanoic acid, Solvent Yellow 43.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Amino-1,8-naphthalic anhydride (CAS 6492-86-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4472-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.