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80321-25-1

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80321-25-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 80321-25-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,3,2 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 80321-25:
(7*8)+(6*0)+(5*3)+(4*2)+(3*1)+(2*2)+(1*5)=91
91 % 10 = 1
So 80321-25-1 is a valid CAS Registry Number.

80321-25-1Upstream product

80321-25-1Relevant articles and documents

Stereoselective synthesis of (25S)-25-hydroxyvitamin D3 26,23-lactone

Yamada,Nakayama,Takayama

, p. 2591 - 2594 (2007/10/02)

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