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1185202-63-4

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1185202-63-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1185202-63-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,5,2,0 and 2 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1185202-63:
(9*1)+(8*1)+(7*8)+(6*5)+(5*2)+(4*0)+(3*2)+(2*6)+(1*3)=134
134 % 10 = 4
So 1185202-63-4 is a valid CAS Registry Number.

1185202-63-4Relevant academic research and scientific papers

Total synthesis of brevisamide

Fadeyi, Olugbeminiyi O.,Lindsley, Craig W.

supporting information; experimental part, p. 3950 - 3952 (2009/12/05)

(Figure Presented) The second total synthesis of Brevisamide, a marine cyclic ether alkaloid from Karenla brevls, is reported. This streamlined synthesis proceeds in 21 steps, 14 steps longest linear sequence, in 5.2% overall yield and features a key Sml2 reductive cyclization step to access the tetrasubstituted pyran core.

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