1251196-91-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1251196-91-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,1,1,9 and 6 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1251196-91:
(9*1)+(8*2)+(7*5)+(6*1)+(5*1)+(4*9)+(3*6)+(2*9)+(1*1)=144
144 % 10 = 4
So 1251196-91-4 is a valid CAS Registry Number.
1251196-91-4Relevant articles and documents
Synthesis and structures of o-(dihydrosilyl)(dimesitylboryl)benzenes
Kawachi, Atsushi,Morisaki, Hiroshi,Zaima, Masatoshi,Teranishi, Takuya,Yamamoto, Yohsuke
, p. 2167 - 2171 (2010)
O-(Dihydrosilyl)(dimesitylboryl)benzenes 1 were prepared in 6 steps. o-Dibromobenzene was mono-lithiated with n-BuLi and reacted with chloro(dimethoxy)silanes to afford o-C6H4(Br)[SiR(OMe) 2] (2) (R = Ph, Me). Bromine-lith