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41347-51-7

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41347-51-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 41347-51-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,3,4 and 7 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 41347-51:
(7*4)+(6*1)+(5*3)+(4*4)+(3*7)+(2*5)+(1*1)=97
97 % 10 = 7
So 41347-51-7 is a valid CAS Registry Number.

41347-51-7Upstream product

41347-51-7Downstream Products

41347-51-7Relevant articles and documents

Structures of Pterocarponoids: Anhydrotuberosin, 3-O-Methylhydrotuberosin and Tuberostan from Pueraria tuberosa

Prasad, A. V. Krishna,Kapil, R. S.,Popli, S. P.

, p. 236 - 239 (2007/10/02)

The tubers of Pueraria tuberosa elicit two pterocarpenes, anhydrotuberosin and 3-O-methylanhydrotuberosin and a coumestan, tuberostan, all incorporating a dimethylchromene ring in their structures.Structures 1,3 and 4 have been respectivly assigned to these on the basis of spectral data, chemical interconversions and degradative studies.The changes in chemical shifts in 13C NMR on going from pterocarpan to 6a-hydroxypterocarpan and pterocarpene are discussed.

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