128894-04-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128894-04-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,8,9 and 4 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 128894-04:
(8*1)+(7*2)+(6*8)+(5*8)+(4*9)+(3*4)+(2*0)+(1*4)=162
162 % 10 = 2
So 128894-04-2 is a valid CAS Registry Number.
128894-04-2Relevant articles and documents
Synthese einiger Phenylbrom- und Phenyliod-disilane und -trisilane
Hassler, K.,Poeschl, M.
, p. 201 - 206 (1990)
Gaseous HBr and HI react with 1,1,1-triphenyldisilane (Ph3SiSiH3) and 1,1,2,2-tetraphenyldisilane (Ph2SiSiHPh2) to produce the disilanes Br2PhSiSiH3, IPh2SiSiH3, I2PhSiSiH3, BrPhHSiSiHPhBr and IPhHSiSiHPhI.Under carefully controlled conditions, p-tolyl gr