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18773-19-8

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18773-19-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 18773-19-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,7,7 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 18773-19:
(7*1)+(6*8)+(5*7)+(4*7)+(3*3)+(2*1)+(1*9)=138
138 % 10 = 8
So 18773-19-8 is a valid CAS Registry Number.

18773-19-8Relevant articles and documents

Syntheses of -, -, and Paracyclophanes with 1,2,4,5-Tetracyanobenzene Units as Electron Acceptors

Staab, Heinz A.,Wahl, Peter,Kay, Kwang-Yol

, p. 541 - 550 (2007/10/02)

Paracyclophanes 1 - 4 containing tetracyanobenzene (TCNB) units opposite to different electron donor components have been synthesized via the corresponding substituted dithiaparacyclophanes 8, 10, 12, and 14.For the pyrolysis of the disulfones 9

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