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127245-78-7

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127245-78-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 127245-78-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,2,4 and 5 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 127245-78:
(8*1)+(7*2)+(6*7)+(5*2)+(4*4)+(3*5)+(2*7)+(1*8)=127
127 % 10 = 7
So 127245-78-7 is a valid CAS Registry Number.

127245-78-7Downstream Products

127245-78-7Relevant articles and documents

Reissert Compound Formation with Fused Five-Membered Ring Heterocycles

Uff, Barrie C.,Ho, Yee-Ping,Brown, David S.,Fisher, Ian,Popp, Frank D.,Kant, Joydeep

, p. 2652 - 2681 (2007/10/02)

Reissert compounds have been prepared in high yield from benzothiazole by use of trimethylsilyl cyanide as source of cyanide in a single phase system.Analogues have been made from benzoxazole, indazole and 1-methylindazole but the method was unsuccessful with 1,2-benzisoxazole and pyrazole.Conjugate base alkylation followed by removal of the Reissert grouping provides a route to 2-alkylbenzothiazoles and -benzoxazoles, and 3-alkylated indazoles.Efficient access to pyridobenzothiazole and benzothiazoloisoquinoline derivatives results from appropriate intramolecular cyclisations.A crystal structure determination of 3-benzoyl-2,3-dihydro-2-benzothiazolecarbonitrile is reported.

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