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diethyl (2,3-O-isopropylidene-4,6-di-O-diphenoxyphosphoryl-α-D-mannopyranosyl)methylphosphonate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

139891-83-1

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139891-83-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139891-83-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,8,9 and 1 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 139891-83:
(8*1)+(7*3)+(6*9)+(5*8)+(4*9)+(3*1)+(2*8)+(1*3)=181
181 % 10 = 1
So 139891-83-1 is a valid CAS Registry Number.

139891-83-1Downstream Products

139891-83-1Relevant academic research and scientific papers

Synthesis and biological activities of (4,6-di-O-phosphonato-β-D-mannopyranosyl)methylphosphonate as an analogue of 1L-myo-inositol 1,4,5-trisphosphate

Chung, Sung-Kee,Moon, Sung-Hwan

, p. 39 - 50 (2007/10/02)

The synthesis of the α and β anomers of the title compound (1) was accomplished from D-mannose.In the key step, the phosphonate analogues of the mannopyranosyl phosphates were prepared by a direct Wadsworth-Emmons condensation of a protected mannose derivative (8) with tetraethyl methylenebisphosphonate under two-phase conditions.In vitro bioassays have shown that the β-anomer (1a) is a potent inhibitor of Ins(1,4,5)P3 3- kinase and inhibits other enzymes.

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