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4-[4-(3-ethyl-5-methoxy-3H-benzothiazol-2-ylidene)-3-phenyl-but-2-enylidene]-2-hexyl-5-phenyl-2,4-dihydro-pyrazol-3-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

38839-71-3

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38839-71-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 38839-71-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,8,3 and 9 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 38839-71:
(7*3)+(6*8)+(5*8)+(4*3)+(3*9)+(2*7)+(1*1)=163
163 % 10 = 3
So 38839-71-3 is a valid CAS Registry Number.

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