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144433-65-8

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144433-65-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 144433-65-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,4,3 and 3 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 144433-65:
(8*1)+(7*4)+(6*4)+(5*4)+(4*3)+(3*3)+(2*6)+(1*5)=118
118 % 10 = 8
So 144433-65-8 is a valid CAS Registry Number.

144433-65-8Downstream Products

144433-65-8Relevant articles and documents

Some reactions of 3,4-bis(trifluoromethyl)furan and its precursor, 2,3-bis(trifluoromethyl)-7-oxabicyclohepta-2,5-diene: novel isocoumarin formation from thermal reaction of the furan with ethyl propynoate

Abubakar, Aliyu B.,Booth, Brian L.,Suliman, Nadia N. E.,Tipping, Anthony E.

, p. 359 - 371 (1992)

Thermolysis at 450 deg C of 2,3-bis(trifluoromethyl)-7-oxabicyclohepta-2,5-diene (2) gives 3,4-bis(trifluoromethyl)furan (1).Treatment of oxanorbornadiene (2) with triflic acid (in CH2Cl2 under reflux) and then with water affords a mixture of 2,3-b

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