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139701-44-3

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139701-44-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139701-44-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,7,0 and 1 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 139701-44:
(8*1)+(7*3)+(6*9)+(5*7)+(4*0)+(3*1)+(2*4)+(1*4)=133
133 % 10 = 3
So 139701-44-3 is a valid CAS Registry Number.

139701-44-3Downstream Products

139701-44-3Relevant academic research and scientific papers

Cynanformosides A and B, two new pregnane glycosides, from the aerial part of Cynanchum formosanum

Chen,Lai,Kuo

, p. 3034 - 3036 (1991)

Two new pregnane glycosides, cynanformosides A and B, together with α-amyrin acetate, taraxerol, chrysoeriol, and isorhamnetin were isolated from the aerial part of Cynanchum formosanum. The structures of the new pregnane glycosides have been elucidated by spectroscopic and chemical methods.

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