Cas 76148-31-7,C19H20N2S*BrH

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Check Digit Verification of cas no

The CAS Registry Mumber 76148-31-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,1,4 and 8 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 76148-31:
(7*7)+(6*6)+(5*1)+(4*4)+(3*8)+(2*3)+(1*1)=137
137 % 10 = 7
So 76148-31-7 is a valid CAS Registry Number.

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76148-31-7Relevant articles and documents

SYNTHESIS AND COLOR OF MESOALKOXY-, PHENOXY-, ETHYLTHIO-, AND PHENYLTHIO-SUBSTITUTED THIATRICARBOCYANINE DYES

Vompe, A. F.,Levkoev, I. I.,Durmashkina, V. V.,Ivanova, L. V.,Spasokukotskii, N. S.,Tyurin, V. S.

, p. 1509 - 1513 (2007/10/02)

11-Alkoxy-, 11-phenoxy-, 11-ethylthio-, and 11-phenylthiothiatricarbocyanines were synthesized.During the production of 11-ethylthio- and 11-phenylthiothiatricarbocyanines 3-ethyl-1'-phenylthiapyrido-4'-monomethinecyanine is often formed as side product.T

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76148-31-7