253589-52-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 253589-52-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,3,5,8 and 9 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 253589-52:
(8*2)+(7*5)+(6*3)+(5*5)+(4*8)+(3*9)+(2*5)+(1*2)=165
165 % 10 = 5
So 253589-52-5 is a valid CAS Registry Number.
253589-52-5Relevant articles and documents
Synthesis of polysilacage compounds containing a trisilane bridge
Shimizu, Masaki,Ishizaki, Shuji,Nakagawa, Hisashi,Hiyama, Tamejiro
, p. 1772 - 1774 (1999)
Reductive lithiation of 1,1,5,5-tetrakis(phenylthio)-2,2,3,3,4,4- hexamethyl-2,3,4-trisilapentane or deprotonation of 1,5-bis(phenylthio)- 2,2,3,3,4,4-hexamethyl-2,3,4-trisilapentane gave 1,5-bis(phenylthio)-1,5- dilithio-2,2,3,3,4,4-hexamethyl-2,3,4-tris
