643001-25-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 643001-25-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,3,0,0 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 643001-25:
(8*6)+(7*4)+(6*3)+(5*0)+(4*0)+(3*1)+(2*2)+(1*5)=106
106 % 10 = 6
So 643001-25-6 is a valid CAS Registry Number.
643001-25-6Relevant articles and documents
A facile synthesis of 1,4-diacylbenzenes
Suhana, Harindran,Srinivasan, Panyencheri C.
, p. 3097 - 3102 (2003)
An efficient method for the synthesis of 1,4-diacylbenzenes has been developed employing bis-tetrabutylammonium dichromate as an oxidant. By this methodology, a series of aldehydes and ketones have been synthesised under mild reaction conditions in moderate yields.
