35809-67-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 35809-67-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,5,8,0 and 9 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 35809-67:
(7*3)+(6*5)+(5*8)+(4*0)+(3*9)+(2*6)+(1*7)=137
137 % 10 = 7
So 35809-67-7 is a valid CAS Registry Number.
35809-67-7Relevant articles and documents
Oxagolix intermediate, and preparation method and application thereof
-
Paragraph 0048-0050, (2021/02/10)
The invention provides a preparation method of a novel oxagolix important intermediate compound 1, and also provides two novel intermediate compounds 5 and 6. By starting from the novel intermediate compound 5, the five-step synthesis in the prior art is
