7041-25-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7041-25-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,0,4 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 7041-25:
(6*7)+(5*0)+(4*4)+(3*1)+(2*2)+(1*5)=70
70 % 10 = 0
So 7041-25-0 is a valid CAS Registry Number.
7041-25-0Relevant articles and documents
Method for preparing dichloromethyl pyridines
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, (2008/06/13)
Dichloromethylpyridine derivatives are prepared from hydrazino adducts of trichloromethylpyridine compounds by reacting said adducts with an aqueous alkaline solution in the presence of a refluxing carrier medium.