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616892-31-0

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616892-31-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 616892-31-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,6,8,9 and 2 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 616892-31:
(8*6)+(7*1)+(6*6)+(5*8)+(4*9)+(3*2)+(2*3)+(1*1)=180
180 % 10 = 0
So 616892-31-0 is a valid CAS Registry Number.

616892-31-0Relevant articles and documents

Total synthesis of 10-norparvulenone and of O-methylasparvenone using a xanthate-mediated free radical addition - Cyclization sequence

Cordero Vargas, Alejandro,Quiclet-Sire, Beatrice,Zard, Samir Z.

, p. 3717 - 3719 (2003)

(Matrix presented) A short synthesis of (±)-10-norparvulenone and (±)-O-methylasparvenone was developed starting from commercially available m-methoxyphenol, hinging on a xanthate-mediated addition - cyclization sequence for the construction of the α-tetr

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