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(2R,5R,6S)-3,4,5-Tris-benzyloxy-2-benzyloxymethyl-6-bromomethyl-tetrahydro-pyran is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

82701-47-1

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82701-47-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 82701-47-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,7,0 and 1 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 82701-47:
(7*8)+(6*2)+(5*7)+(4*0)+(3*1)+(2*4)+(1*7)=121
121 % 10 = 1
So 82701-47-1 is a valid CAS Registry Number.

82701-47-1Upstream product

82701-47-1Relevant articles and documents

Stereospecific Synthesis of the Phosphono Analogues of α- and β-D-Glucose 1-Phosphate

Nicotra, Francesco,Ronchetti, Fiamma,Russo, Giovanni

, p. 4459 - 4462 (1982)

The present paper describes the convenient stereospecific synthesis of the analogues of α- and β-D-glucose 1-phosphate.The β analogue, (1-deoxy-β-D-glucopyranosyl)methanephosphonic acid, was synthesized by treatment of 2,6-anhydro-1-bromo-1-deoxy-3,4,5,7-tetra-O-acetyl-D-glycero-D-gluco-heptitol with triethyl phosphite, followed by deethylation of the obtained diethyl (1-deoxy-2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)methanephosphonate and deacetylation with ion-exchange resin.The α analogue, (1-deoxy-α-D-glucopyranosyl)methanephosphonic acid, was synthesized by starting from 2,3,4,6-tetra-O-benzyl-D-glucose through the followin g sequence: Wittig reaction with methylenetriphenylphosphorane, mercuriocyclization, bromodemercuriation, Arbuzov reaction, and removal of the protecting groups.

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