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73880-09-8

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73880-09-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 73880-09-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,8,8 and 0 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 73880-09:
(7*7)+(6*3)+(5*8)+(4*8)+(3*0)+(2*0)+(1*9)=148
148 % 10 = 8
So 73880-09-8 is a valid CAS Registry Number.

73880-09-8Relevant articles and documents

Convenient Synthesis of Biologically Important Retinoids

Biesalski, Hans-K.,Doepner, Gudrun,Kunz, Horst,Paust, Joachim,John, Michael

, p. 717 - 720 (2007/10/02)

The toxic and teratogenic effects caused by the highly biologically active (all-E)-retinoic acid and its derivatives prompted us to synthesize a number of retinoids.We developed synthetic approaches to (all-E)-retinyl-β-D-glucuronide 3, methyl (retinoyl β

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