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2-chloro-spiro[dibenzo[b,f]oxepine-10,4'-piperidin]-11-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74403-81-9

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74403-81-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74403-81-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,4,0 and 3 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 74403-81:
(7*7)+(6*4)+(5*4)+(4*0)+(3*3)+(2*8)+(1*1)=119
119 % 10 = 9
So 74403-81-9 is a valid CAS Registry Number.

74403-81-9Upstream product

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