7544-41-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7544-41-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,5,4 and 4 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 7544-41:
(6*7)+(5*5)+(4*4)+(3*4)+(2*4)+(1*1)=104
104 % 10 = 4
So 7544-41-4 is a valid CAS Registry Number.
7544-41-4Relevant 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