Benzene,1,1'-methylenebis[2,3,5,6-tetramethyl-

Modify Date: 2024-01-10 11:59:42

Benzene,1,1'-methylenebis[2,3,5,6-tetramethyl- Structure
Benzene,1,1'-methylenebis[2,3,5,6-tetramethyl- structure
Common Name Benzene,1,1'-methylenebis[2,3,5,6-tetramethyl-
CAS Number 6970-00-9 Molecular Weight 280.44700
Density 0.937g/cm3 Boiling Point 409.5ºC at 760 mmHg
Molecular Formula C21H28 Melting Point N/A
MSDS N/A Flash Point 222.9ºC

 Names

Name 1,2,4,5-tetramethyl-3-[(2,3,5,6-tetramethylphenyl)methyl]benzene
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.937g/cm3
Boiling Point 409.5ºC at 760 mmHg
Molecular Formula C21H28
Molecular Weight 280.44700
Flash Point 222.9ºC
Exact Mass 280.21900
LogP 5.74460
Index of Refraction 1.542

 Safety Information

HS Code 2902909090

 Synthetic Route

~46%

Benzene,1,1'-methylenebis[2,3,5,6-tetramethyl- Structure

Benzene,1,1'-me...

CAS#:6970-00-9

Literature: Sun, Hong-Bin; Hua, Ruimao; Yin, Yingwu Tetrahedron Letters, 2006 , vol. 47, # 14 p. 2291 - 2294

~%

Benzene,1,1'-methylenebis[2,3,5,6-tetramethyl- Structure

Benzene,1,1'-me...

CAS#:6970-00-9

Literature: Welch; Smith Journal of the American Chemical Society, 1951 , vol. 73, p. 4391

~%

Benzene,1,1'-methylenebis[2,3,5,6-tetramethyl- Structure

Benzene,1,1'-me...

CAS#:6970-00-9

Literature: Lapkin Zhurnal Obshchei Khimii, 1946 , vol. 16, p. 729,732,733 Chem. Zentralbl., 1947 , vol. 118, p. 1218

~%

Benzene,1,1'-methylenebis[2,3,5,6-tetramethyl- Structure

Benzene,1,1'-me...

CAS#:6970-00-9

Literature: Nyberg,K. Acta Chemica Scandinavica (1947-1973), 1970 , vol. 24, p. 1609 - 1617

 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',3,3',5,5',6,6'-Octamethyldiphenylmethan
didurylmethane