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107020-25-7

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107020-25-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 107020-25-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,0,2 and 0 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 107020-25:
(8*1)+(7*0)+(6*7)+(5*0)+(4*2)+(3*0)+(2*2)+(1*5)=67
67 % 10 = 7
So 107020-25-7 is a valid CAS Registry Number.

107020-25-7Downstream Products

107020-25-7Relevant articles and documents

Photocyclization of enamides. XXXIV. A practical total synthesis of aromatic yohimboid alkaloids, oxogambirtannine and naucleficine

Naito,Kuroda,Miyata,Ninomiya

, p. 2216 - 2218 (2007/10/02)

Total synthesis of naucleficine (3a) was accomplished for the first time via an alkaloid, oxogambirtannine (3b), which was efficiently prepared by photocyclization of the o-methoxy-enamide 2b. The method is a practical one, suitable for large-scale preparation.

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