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1177263-80-7

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1177263-80-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1177263-80-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,7,2,6 and 3 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1177263-80:
(9*1)+(8*1)+(7*7)+(6*7)+(5*2)+(4*6)+(3*3)+(2*8)+(1*0)=167
167 % 10 = 7
So 1177263-80-7 is a valid CAS Registry Number.

1177263-80-7Upstream product

1177263-80-7Downstream Products

1177263-80-7Relevant academic research and scientific papers

Total synthesis of (-)-apratoxin A, 34-epimer, and its oxazoline analogue

Numajiri, Yoshitaka,Takahashi, Takashi,Doi, Takayuki

experimental part, p. 111 - 125 (2010/07/06)

A concise and convergent total synthesis of the highly cytotoxic marine natural product apratoxin A is accomplished by an 18-step linear sequence. The high sensitivity of the thiazoline, bearing an adjacent β-hydroxyl group at the C35-position, results in

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