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73039-17-5

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73039-17-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 73039-17-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,0,3 and 9 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 73039-17:
(7*7)+(6*3)+(5*0)+(4*3)+(3*9)+(2*1)+(1*7)=115
115 % 10 = 5
So 73039-17-5 is a valid CAS Registry Number.

73039-17-5Downstream Products

73039-17-5Relevant academic research and scientific papers

Synthetic Studies towards the Pinguisanes; Synthesis of 4-epi-Pinguisone

Baker, Raymond,Selwood, David L.,Swain, Christopher J.,Webster,Nigel M.H.,Hirshfield, Jordan

, p. 471 - 480 (2007/10/02)

Two procedures have been developed for the synthesis of the appropriate indene skeleton required for construction of pinguisone and 4-epi-pinguisone.Whereas 1-methoxy-3-(trimethylsiloxy)buta-1,3-diene (Danishefsky's diene) was completely unreactive toward

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