1403750-49-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1403750-49-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,0,3,7,5 and 0 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1403750-49:
(9*1)+(8*4)+(7*0)+(6*3)+(5*7)+(4*5)+(3*0)+(2*4)+(1*9)=131
131 % 10 = 1
So 1403750-49-1 is a valid CAS Registry Number.
1403750-49-1Relevant articles and documents
Containing 1,4-benzodioxane structure of the pyrazoline derivatives and the preparation and use thereof
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Paragraph 0038; 0090-0092, (2016/12/01)
The invention relates to pyrazoline derivatives comprising a 1,4-benzodioxan structure. The derivatives are characterized in that the derivatives have a general formula as the following. R1, R3, and R3 in the formula are as the following. The pyrazoline d