781642-49-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 781642-49-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,8,1,6,4 and 2 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 781642-49:
(8*7)+(7*8)+(6*1)+(5*6)+(4*4)+(3*2)+(2*4)+(1*9)=187
187 % 10 = 7
So 781642-49-7 is a valid CAS Registry Number.
781642-49-7Relevant articles and documents
REGIO-SELECTIVE PROCESS Δ9-TETRAHYDROCANNABINOL
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Page 6, (2008/06/13)
A cyclodextrin-olivetol derivative complex is provided. The complex effectively blocks reaction at specific carbons to prevent unwanted reactions. A process for preparing a cannabinoid compound is further provided. The process comprises reacting at least
