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84830-23-9

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84830-23-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 84830-23-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,8,3 and 0 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 84830-23:
(7*8)+(6*4)+(5*8)+(4*3)+(3*0)+(2*2)+(1*3)=139
139 % 10 = 9
So 84830-23-9 is a valid CAS Registry Number.

84830-23-9Relevant articles and documents

Total synthesis of dl-asparenomycins A, B, and C, novel carbapenem antibiotics

Ona,Uyeo

, p. 2237 - 2240 (1984)

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