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1628629-61-7

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1628629-61-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1628629-61-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,2,8,6,2 and 9 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1628629-61:
(9*1)+(8*6)+(7*2)+(6*8)+(5*6)+(4*2)+(3*9)+(2*6)+(1*1)=197
197 % 10 = 7
So 1628629-61-7 is a valid CAS Registry Number.

1628629-61-7Downstream Products

1628629-61-7Relevant articles and documents

Ring transformation of the S-(2-oxo-2,3-dihydro-1-benzofuran- 3-yl)isothiuronium bromides to 5-(2-hydroxyphenyl)- 2-imino-1,3-thiazolidin-4- ones

Kammel, Richard,Hanusek, Jiri

, p. 1183 - 1194 (2014/05/20)

Synthesis of thirteen substituted 5-(2-hydroxyethyl)-2-phenylimino- 1,3-thiazolidin-4-ones is described starting from easily available and stable S-(2-oxo-2,3-dihydro-1-benzofuran-3-yl)isothiuronium bromides. The transformation proceeds under mild conditions, is very simple to perform, and is applicable to a wide range of substituents on isothiuronium moiety. Some 1,3-thiazolidin-4-ones show dynamic NMR behavior in solution because of prototropy tautomerism and E-/Z-stereoisomerism. Thermochromic behavior was observed for all synthesized compound.

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