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98621-01-3

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98621-01-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 98621-01-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,6,2 and 1 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 98621-01:
(7*9)+(6*8)+(5*6)+(4*2)+(3*1)+(2*0)+(1*1)=153
153 % 10 = 3
So 98621-01-3 is a valid CAS Registry Number.

98621-01-3Downstream Products

98621-01-3Relevant academic research and scientific papers

19-FUNCTIONALIZED STEROIDS. PART IV. MIXED ACETALS AS SELECTIVE PROTECTION IN ANDROSTA-5,7-DIENE-3β,17β,19-TRIOL DERIVATIVES SYNTHESIS

Jaszczynski, Jerzy R.,Sicinski, Rafal R.,Rodewald, Wladyslaw J.

, p. 711 - 720 (2007/10/02)

Synthesis of several new functionalized androsta-5,7-dienes (4a-4g) from suitably protected triols 1c-1i is described.Several less common protective groups were tested for specific masking of 19-hydroxyl: 2-(2-methoxy)propyl, 1-methoxycyclohexyl, tetrahyd

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