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Naphthalenetetracarboxylic dianhydride

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Naphthalenetetracarboxylic dianhydride molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 3 grades and pack sizes of Naphthalenetetracarboxylic dianhydride (CAS 81-30-1). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS81-30-1
Molecular formulaC14H4O6
Molecular weight268.18 g/mol
IUPAC name6,13-dioxatetracyclo[6.6.2.04,16.011,15]hexadeca-1(15),2,4(16),8,10-pentaene-5,7,12,14-tetrone
Synonyms1,4,5,8-Naphthalenetetracarboxylic dianhydride · NTCDA · 2,7-Dioxapyrene-1,3,6,8-tetrone · 1,4,5,8-Naphthalenetetracarboxylic acid dianhydride · L56XQD1V6Y · 1,4,5,8-Naphthalenetetracarboxylic 1,8:4,5-dianhydride
Safety & Hazards (GHS) Warning
Irritant Irritant
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H335 May cause respiratory irritation

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma 1,4,5,8-NAPHTHALENETETRACARBOXYLIC N818-100G
N818-25G
N818-5G		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.