It is used in the production of alkyd resin, unsaturated polyester resin and other polymers and plasticizers, as well as in the production of film couplers, coatings and polyester fiber dyeing modifiers and pharmaceuticals.
Product Name
Isophthalic Acid
Multiple Names
Benzene-1,3-Dicarboxylic Acid;
Isophthalic Acid/Benzene-1,3-Dicarboxylic Acid(IPA);
Benzene-1,3-Dicarboxylate;
M-Phthalic Acid
CAS No. 121-91-5
EC No. 204-506-4
MF No. C8H4O4
MW No. 164.1161
Assay Item | Standard |
Form | Crystalline Powder |
Color | White to off-white |
Acidity Coefficient (pKa) | 3.54 |
Melting Point | 341-343 °C |
Refractive Index | 1.5100 |
PH | 3.33 |
Used as chromatographic analysis reagent.
It has strong heat resistance.
Strong hydrolysis resistance.
Email:
r@reformchem.comCall Us:
+86-17551318830Address:
17th Yuanlin Road, Chongchuan area, Nantong, Jiangsu, China.
+86-17551318830 
r@reformchem.com 
English
English
日本語
français
Deutsch
Español
русский
português
العربية
ไทย
tiếng việt
Polska
