94205-73-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 94205-73-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,2,0 and 5 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 94205-73:
(7*9)+(6*4)+(5*2)+(4*0)+(3*5)+(2*7)+(1*3)=129
129 % 10 = 9
So 94205-73-9 is a valid CAS Registry Number.
94205-73-9Relevant articles and documents
2. 4, 5 - Tri-substituted oxazole and its synthesis method
-
Paragraph 0104-0108; 0114; 0124, (2019/05/15)
The application relates to a 2, 4, 5 - tri-substituted oxazole compound and its synthetic method, adopts the non-metallic iodine simple substance as the catalyst, using air or oxygen as the oxidizing agent, for pyridine, quinoline, triethylamine, NMP, DMA