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2-tert-Butoxy-5-(2,3-diphenyl-cycloprop-2-enyl)-thiophene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

85847-57-0

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85847-57-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 85847-57-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,8,4 and 7 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 85847-57:
(7*8)+(6*5)+(5*8)+(4*4)+(3*7)+(2*5)+(1*7)=180
180 % 10 = 0
So 85847-57-0 is a valid CAS Registry Number.

85847-57-0Relevant articles and documents

5-(2,3-DIPHENYLCYCLOPROPENYLIDENE)-2(5H)-THIOPHENONE CHARACTERIZATION OF A THIOPHENE-INSERTED TYPE COMPOUND OF DIPHENYLCYCLOPROPENONE

Takahashi, Kazuko,Nishijima, Kazumi,Takase, Kahei,Katagiri, Shigeyoshi

, p. 205 - 208 (2007/10/02)

The title compound 6 has been synthesized and the effect of cyclic ?-system insertion into diphenylcyclopropenone 1 has been discussed.The distribution of positive charge over the 3-membd. ring and phenyl groups slightly predominates in 6 than in parent annulenone 1, in contrast to 5-cycloheptatrienylidene-2(5H)-tiophenone 5 whose 7-membd. ring is more olefinic than parent tropone 2.Electronic spectrum of 6 exhibits a broad absorption band having a C-T character.

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