Puyang Shenghuade Chemical Co., Ltd.

Nadic anhydride

• Category :

  Organic chemicals and Derivatives

• Synonyms :

  5-Norbornene-2,3-dicarboxylic Anhydride;Carbic anhydride;Himic anhydride;Nadic anhydride;Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride;NBDA;

• CAS NO :

  826-62-0

• EC NO :

  204-957-7

• Molecular Formula :

  C₉H₈O₃

• Molecular Weight :

  164.158

• Main Specifications :

• InChI :

  InChI=1/C9H8O3/c10-8-6-4-1-2-5(3-4)7(6)9(11)12-8/h1-2,4-7H,3H2/t4-,5+,6?,7?

• Product description :

  Factory:Puyang Shenghuade Chemical Co.,Ltd
  Name:Nadic anhydride, Carbic anhydride, 5-Norbornene-2,3-dicarboxylic anhydride, 3,6-Endomethylene-1,2,3,6-tetrahydrophthalic anhydride
  Number:003
  CAS No:826-62- 0
  Molecular formula:C₉H₈O₃ (164.16)
  Structural formula:>:
  Performance:White solid,Soluble in benzene, toluene, acetone, chloroform, etc., have deliquescence. Specific gravity:1.417.
  Quality indexes:(Enterprise indexes):

  Item	Quality indexes	Enterprise indexes
  appearance	White solid	White solid
  pure,%	≥98	≥99
  Melting point (oC)	≥160oC	162--165oC
  Degree of color≤90# (APHA)	≤90#	≤90#

  
  Package:Packed in 25 kg polypropylene woven bags polyethylene lining or 50kg fiber can.
  Attention:Store in cool, dry places and keep away from fire and moisture.
  Applications:
  1. Used for unsaturated polyester resin to provide it with better air drying performance, heat resistance, smoothness, electrical property, corrosion resistance and mechanical strength than phthalic anhydride and THPA.
  2. Used for epoxy resin curing agents in casting, laminating and powder moulding, etc. The condensate is provided with excellent resistance to elements, heat resistance and electrical property.3. Used for modifying agents for alkyd resin, urea formaldehyde resin and melamine resin, etc.
  4. Used for insecticides, sulfuration regulators, plasticisers, surfactants, textile tiding up penetrants, etc.

• Molecular Structure :