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3,4-Bis(3,5-ditert-butyl-4-oxo-2,5-cyclohexadien-1-ylidene)cyclobutane-1,2-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

61377-19-3

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61377-19-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 61377-19-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,3,7 and 7 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 61377-19:
(7*6)+(6*1)+(5*3)+(4*7)+(3*7)+(2*1)+(1*9)=123
123 % 10 = 3
So 61377-19-3 is a valid CAS Registry Number.
InChI:InChI=1/C32H40O4/c1-29(2,3)19-13-17(14-20(25(19)33)30(4,5)6)23-24(28(36)27(23)35)18-15-21(31(7,8)9)26(34)22(16-18)32(10,11)12/h13-16H,1-12H3

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