2H-1-Benzopyran, 2,2-diphenyl-

Modify Date: 2024-01-11 17:25:55

2H-1-Benzopyran, 2,2-diphenyl- Structure
2H-1-Benzopyran, 2,2-diphenyl- structure
Common Name 2H-1-Benzopyran, 2,2-diphenyl-
CAS Number 4222-08-6 Molecular Weight 284.35100
Density 1.149g/cm3 Boiling Point 428.4ºC at 760 mmHg
Molecular Formula C21H16O Melting Point N/A
MSDS N/A Flash Point 212.3ºC

 Names

Name 2,2-diphenylchromene
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.149g/cm3
Boiling Point 428.4ºC at 760 mmHg
Molecular Formula C21H16O
Molecular Weight 284.35100
Flash Point 212.3ºC
Exact Mass 284.12000
PSA 9.23000
LogP 5.03600
Index of Refraction 1.633

 Safety Information

HS Code 2902909090

 Synthetic Route

~80%

2H-1-Benzopyran, 2,2-diphenyl- Structure

2H-1-Benzopyran...

CAS#:4222-08-6

Literature: Zhang, Tiexin; Huang, Xian; Wu, Luling European Journal of Organic Chemistry, 2012 , # 18 p. 3507 - 3519

~%

2H-1-Benzopyran, 2,2-diphenyl- Structure

2H-1-Benzopyran...

CAS#:4222-08-6

Literature: Barnes et al. Tetrahedron, 1963 , vol. 19, p. 839,844

~%

2H-1-Benzopyran, 2,2-diphenyl- Structure

2H-1-Benzopyran...

CAS#:4222-08-6

Literature: Kodama, Yoichi; Nakabayashi, Takakazu; Segawa, Katsunori; Hattori, Emi; Sakuragl, Masako; Nlshi, Nobuyuki; Sakuragi, Hirochika Journal of Physical Chemistry A, 2000 , vol. 104, # 49 p. 11478 - 11485

 Customs

HS Code 2902909090
Summary 2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

 Synonyms

2,2-Diphenyl-2H-benzopyran
2H-1-Benzopyran,2,2-diphenyl
2,2-diphenylbenzopyran
2,2-diphenyl-2H-1-benzopyran
2,2-Diphenyl-2H-chromen
T0512-7372
2,2-diphenyl-2H-chromene
2,2-Diphenyl-chromen