75907-70-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75907-70-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,9,0 and 7 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 75907-70:
(7*7)+(6*5)+(5*9)+(4*0)+(3*7)+(2*7)+(1*0)=159
159 % 10 = 9
So 75907-70-9 is a valid CAS Registry Number.
75907-70-9Relevant articles and documents
The Reaction of Alkylpyrazine Anions with Some Electrophiles. Synthesis of 1,2-bis(2-pyrazyl)ethanes
Houminer, Yoram,Sanders, Edward B.
, p. 647 - 649 (2007/10/02)
The reaction of alkylpyrazine anions with iodine, 1,2-dibromoethylene or oxygen gives 1,2-bis(2-pyrazyl)ethanes.