4-chlorobenzylidene phthalide

Modify Date: 2024-01-04 14:38:59

4-chlorobenzylidene phthalide Structure
4-chlorobenzylidene phthalide structure
Common Name 4-chlorobenzylidene phthalide
CAS Number 20526-97-0 Molecular Weight 256.68400
Density N/A Boiling Point N/A
Molecular Formula C15H9ClO2 Melting Point 153.0 to 158.0 °C
MSDS N/A Flash Point N/A

 Names

Name 3-((4-Chlorophenyl)methylene)phthalide
Synonym More Synonyms

 Chemical & Physical Properties

Melting Point 153.0 to 158.0 °C
Molecular Formula C15H9ClO2
Molecular Weight 256.68400
Exact Mass 256.02900
PSA 26.30000
LogP 4.00850
Vapour Pressure 6.76E-07mmHg at 25°C

 Safety Information

RIDADR NONH for all modes of transport
HS Code 2932209090

 Customs

HS Code 2932209090
Summary 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

3-(p-Chlorobenzylidene)phthalide
3-[(4-chlorophenyl)methylene]phthalide
3-(4-chlorobenzylidene)pentane-2,4-dione
3-(4-chlorobenzylidene)-2-benzofuran-1(3H)-one
Azelastine impurity E
3-(4-Chlorobenzylidene)-2,4-pentanedione
1-Oxo-3-(4-chlor-benzyliden)-phthalan
3-(4-chloro-benzylidene)-3H-isobenzofuran-1-one
3-(p-chlorobenzylidene)-2,4-pentandione