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380633-14-7

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380633-14-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 380633-14-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,0,6,3 and 3 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 380633-14:
(8*3)+(7*8)+(6*0)+(5*6)+(4*3)+(3*3)+(2*1)+(1*4)=137
137 % 10 = 7
So 380633-14-7 is a valid CAS Registry Number.

380633-14-7Relevant articles and documents

Thermolytic ring closure reactions of 4-azido-3-phenylsulfanyl- and 4-azido-3-phenylsulfonyl-2-quinolones to 12H-quinolino-[3,4-b][1,4]benzothiazin-6(5H)-ones [1]

Taeubl, Anna E.,Langhans, Klaus,Kappe, Thomas,Stadlbauer, Wolfgang

, p. 1259 - 1264 (2007/10/03)

4-Hydroxy-3-phenylsulfanyl-2-quinolones 2 and 4-hydroxy-3-sulfonyl-2-quinolones 7, which are readily accessible from 4-hydroxy-2-quinolones 1 and diphenyldisulfide or thiophenol, can be converted to 4-azido-3-phenylsulfanyl-2-quinolones 10 or 4-azido-3-ph

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