151253-55-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 151253-55-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,1,2,5 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 151253-55:
(8*1)+(7*5)+(6*1)+(5*2)+(4*5)+(3*3)+(2*5)+(1*5)=103
103 % 10 = 3
So 151253-55-3 is a valid CAS Registry Number.
151253-55-3Relevant articles and documents
Towards the Design of Tricyclopentatriphenylene ('Sumanene'): a 'Bowl-shaped' Hydrocarbon featuring a Structural Motif Present in C60 (Buckminsterfullerene)
Mehta, Goverdhan,Shah, Shailesh R.,Ravikumar, K.
, p. 1006 - 1008 (1993)
A short synthesis of C3 symmetry 1,5,9-trimethyltriphenylene 3a and its further elaboration to methyl dicyclopentatriphenylene is reported.