(1aβ,2α,9α,10α,10aβ,11R*)-1a,9,10,10a-Tetrahydro-10,11,dihydroxy-2,9-methano-2H-oxirenopyridazino<1,2-a><1,2>diazepin-4,7-dion is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 53993-38-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,9,9 and 3 respectively; the second part has 2 digits, 3 and 8 respectively. Calculate Digit Verification of CAS Registry Number 53993-38: (7*5)+(6*3)+(5*9)+(4*9)+(3*3)+(2*3)+(1*8)=157 157 % 10 = 7 So 53993-38-7 is a valid CAS Registry Number.
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