Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: anti-Tricyclo(6.4.0.02,7)dodecatetraene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

21657-71-6

21657-71-6 structure

21657-71-6 structure

Name: anti-Tricyclo(6.4.0.02,7)dodecatetraene
Chemical Name: 4a,4b,8a,8b-tetrahydrobiphenylene
CAS Number: 21657-71-6
Molecular Formula: C₁₂H₁₂
Molecular Weight: 156.22400
Create Date: 2018-06-13 16:59:33
Modify Date: 2024-02-01 18:24:24

Name	4a,4b,8a,8b-tetrahydrobiphenylene
Synonyms	anti-o,o'-dibenzene cis-anti-cis-Tricyclo<dodecatetraen

Density	1.054g/cm3
Boiling Point	259.2ºC at 760mmHg
Molecular Formula	C₁₂H₁₂
Molecular Weight	156.22400
Flash Point	85.9ºC
Exact Mass	156.09400
LogP	2.71680
Vapour Pressure	0.0212mmHg at 25°C
Index of Refraction	1.588

HS Code	2902909090

17793-95-2 structure

17793-95-2

~%

21657-71-6 structure

21657-71-6

Literature: Noh, Taehee; Gan, Hong; Halfon, Sharon; Hrnjez, Bruce J.; Yang, Nien-Chu C. Journal of the American Chemical Society, 1997 , vol. 119, # 32 p. 7470 - 7482

80409-75-2 structure

80409-75-2

~%

21657-71-6 structure

21657-71-6

Literature: Noh, Taehee; Gan, Hong; Halfon, Sharon; Hrnjez, Bruce J.; Yang, Nien-Chu C. Journal of the American Chemical Society, 1997 , vol. 119, # 32 p. 7470 - 7482

5020-35-9 structure

5020-35-9

~%

21657-71-6 structure

21657-71-6

Literature: Roettele,H. et al. Chemische Berichte, 1969 , vol. 102, p. 3985 - 3995

Precursor 2
17793-95-2 80409-75-2
DownStream 0

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%