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401796-50-7

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401796-50-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 401796-50-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,1,7,9 and 6 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 401796-50:
(8*4)+(7*0)+(6*1)+(5*7)+(4*9)+(3*6)+(2*5)+(1*0)=137
137 % 10 = 7
So 401796-50-7 is a valid CAS Registry Number.

401796-50-7Downstream Products

401796-50-7Relevant articles and documents

Direction of bromination and nitration of deoxypeganine and its hydrochloride using HPTLC. Synthesis of 6-bromo(nitro)-, 6,8- dinitrodeoxyvasicinones, 6-nitro(bromo)-, 6,8-dinitrodeoxypeganines, and 6H(bromo)peganols

Shakhidoyatov,Mukarramov,Utaeva

, p. 625 - 629 (2008)

The reaction of deoxypeganine (DOP) (1) and its hydrochloride (DOP?HCl) (2) with N-bromosuccinimide and a nitrating mixture was studied. It was found that bromination of DOP occurred at C-4 and the aromatic ring. Nitration of DOP?HCl produced either 6-nitro- or 6,8-dinitro-deoxypeganines and 6-nitrodeoxyvasicinone or their mixture in various ratios depending on the substrate:nitrating mixture ratio. 6Hand 6-Br-deoxypeganines were transformed into the 4-hydroxy derivatives, 6H(Br) peganols or deoxyvasicinones. A method for qualitative and quantitative analysis of the pure compounds and the mixture of reaction products using HPTLC was developed. Springer Science+Business Media, Inc. 2008.

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