74793-28-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74793-28-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,7,9 and 3 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 74793-28:
(7*7)+(6*4)+(5*7)+(4*9)+(3*3)+(2*2)+(1*8)=165
165 % 10 = 5
So 74793-28-5 is a valid CAS Registry Number.
74793-28-5Relevant articles and documents
GEMISCHTE ORGANOZINKVERBINDUNGEN DURCH AUSTAUSCHREAKTIONEN VON DIORGANOZINKVERBINDUNGEN
Nehl, Hans,Scheidt, Walter R.
, p. 1 - 8 (2007/10/02)
The exchange of organyl groups between various diorganozinc compounds, R12Zn (R1=CHMe2 (1), CH2(CH2)2Me (2), CH2C(Me)=CH2 (3), CH2CH=CHMe (4)) and R22Zn (R2=Et (5), CH(Me)Et (6), CH2(CH2)3Me (7), CMe3 (8), Menth