1,8-Naphthalic anhydride
Agent Name
1,8-Naphthalic anhydride
CAS Number
81-84-5
Formula
C12-H6-O3
Major Category
Plastics & Rubber
Synonyms
1,8-Naphthalenedicarboxylic acid anhydride; 1,8-Naphthalic acid anhydride; 1H,3H-Naphtho(1,8-cd)pyran-1,3-dione (9CI); Naphthalene-1,8-dicarboxylic anhydride; Naphthalic acid anhydride; Naphthalic anhydride; Pakarli; Protect; Protect (agrochemical); [ChemIDplus]
Category
Acid Anhydrides, Cyclic
Description
Light tan solid; [HSDB] Tan powder; Decomposed by water; [MSDSonline]
Sources/Uses
Used as a seed protectant and to make dyestuffs and optical brighteners; [HSDB]
Comments
Danger of skin sensitization; [MAK] An irritant; [MSDSonline] See "ACID ANHYDRIDES."
Biomedical References
Exposure Assessment
Vapor Pressure
4.12E-07 mm Hg
Explanatory Notes
Flash point = 272 deg C; [HSDB]
Adverse Effects
Skin Sensitizer
Yes
Diseases, Processes, and Activities Linked to This Agent
Diseases
Occupational diseases associated with exposure to this agent: