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138470-03-8

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138470-03-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138470-03-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,4,7 and 0 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 138470-03:
(8*1)+(7*3)+(6*8)+(5*4)+(4*7)+(3*0)+(2*0)+(1*3)=128
128 % 10 = 8
So 138470-03-8 is a valid CAS Registry Number.

138470-03-8Downstream Products

138470-03-8Relevant articles and documents

Synthesis of heterocyclic immunomodulators. 1. Alkyl derivatives of 1,2,4-dithiazolidin-3,5-diyliden-bis(o-benzoquinone-meth ide): synthesis and testing of immunomodulating action

Briel,Leistner,Droessler

, p. 959 - 961 (2007/10/02)

Reactions of 1,2,4-dithiazolidine-3,5-diylidene-bis(o-benzoquinone-met hid) 3 with alkyl and substituted benzyl or phenacyl halides yield 1,2,4-dithiazol-3-ylidene-quinone-methides 4a-4i. Mass spectral fragmentations of 4a, 4c, and 4f are discussed. Tests

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