4-Chlorophthalic Anhydride
1. CAS number: 118-45-6
2. Formula: C8H3ClO3
3. MW.: 182.56
4. Structure:
5. Properties: colorless or yellowish flake or crystalline powder, boiling point, 294~295℃,melting point, 92~98℃, and non-toxic, no odor at normal temperature.
6. Technical Specification
Item 4-Chlorophthalic Anhydride
CAS 118-45-6
Appearance qualified 1st Grade High grade
colorless or yellowish flake or crystalline powder
Melting point, ℃ 92~98
Purity (HPLC), %,≥ 95 98 99
7. Application: used in the synthesis of polyimide monomers such as 3,3’,4,4’-biphenyl tetracarboxylic diandhydride (BPDA), 3,3',4,4'-diphenyloxide tetracarboxylic dianhydride (ODPA), hydroquinone diphthalic anhydride (HQDPA), 3,3’,4,4’-thiodiphthalic anhydride (TDPA), and 3,3',4,4'- Diphenylsulfone tetracarboxylic dianhydride (DSDA), etc..
Used in the synthesis of anthraquinone and phthalocyanine dyes, plant growth regulators, herbicides, anti-oxidants, germicides, anthelmintics, antihyperglycemic drugs and anti- spasmodics, new organic materials with magnetism and fluorescence, etc..
4-氯代苯酐
1、中文名稱:4-氯代鄰苯二甲酸酐
2、中文別名:4-氯代苯酐
3、英文名稱: 4-Chlorophthalic Anhydride
4、CAS編號:118-45-6
5、分子式:C8H3ClO3
6、分子量:182.56
7、結構式:
8、產品性能:為白色或微黃色片狀固體或結晶粉末,沸點294~295℃,熔點92~98℃,常溫條件下無毒無味。
9、技術指標:
項 目 4-氯代鄰苯二甲酸酐
CAS編號 118-45-6
外觀 合格品 一級品 優(yōu)級品
白色或淺黃色片狀固體或結晶粉末
熔點,0C 92~98
純度(HPLC),%,≥ 95 98 99
10、用途:用于聚酰亞胺單體的合成,如聯苯四甲酸二酐(BPDA)、單醚二酐(ODPA)、雙醚二酐(HQDPA)、硫醚二酐(TDPA)、二苯砜二酐(DSDA)等;在染料工業(yè)上用于生產蒽醌類和酞花青染料;合成植物生長調節(jié)劑、除草劑、有機物抗氧劑、殺菌劑、驅蟲劑、抗高血糖藥和鎮(zhèn)痙劑、以及具有磁性熒光雙功能的有機新材料。
關鍵字: 4-chlorophthalic anhydride; 4-氯代苯酐