1093649-61-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1093649-61-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,3,6,4 and 9 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1093649-61:
(9*1)+(8*0)+(7*9)+(6*3)+(5*6)+(4*4)+(3*9)+(2*6)+(1*1)=176
176 % 10 = 6
So 1093649-61-6 is a valid CAS Registry Number.
1093649-61-6Relevant articles and documents
Preparation method of isoxazole derivative
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Paragraph 0096-0101, (2019/12/02)
The invention relates to a preparation method of an isoxazole derivative, which comprises the following steps of mixing an propargyl alcohol derivative, a halogen source, an acid and a solvent, and heating to react; adding the hydroxylamine into the react