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(1aR,5aR,8S,8aR)-4-Trichloromethyl-1a,2,5a,8-tetrahydro-1H-3-oxa-5-aza-cyclopropa[d]azulen-8-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

172909-43-2

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172909-43-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 172909-43-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,2,9,0 and 9 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 172909-43:
(8*1)+(7*7)+(6*2)+(5*9)+(4*0)+(3*9)+(2*4)+(1*3)=152
152 % 10 = 2
So 172909-43-2 is a valid CAS Registry Number.

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