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1379669-23-4

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1379669-23-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1379669-23-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,9,6,6 and 9 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1379669-23:
(9*1)+(8*3)+(7*7)+(6*9)+(5*6)+(4*6)+(3*9)+(2*2)+(1*3)=224
224 % 10 = 4
So 1379669-23-4 is a valid CAS Registry Number.

1379669-23-4Relevant articles and documents

Ultrasound-assisted synthesis of RO- and RS-substituted (hetero)acenes via oxo- and thio-Friedel-Crafts/Bradsher reactions

Ba?czewski, Piotr,Kowalska, Emilia,Skalik, Joanna,Koprowski, Marek,Owsianik, Krzysztof,Ró?ycka-Soko?owska, Ewa

, (2019)

Two heteroatom-variants of the Friedel-Crafts/Bradsher cyclization of o-acetalaryl(aryl)methyl ethers and o-dithioacetalaryl(aryl)methyl thioethers, have been realized with the ultrasound assistance. The environmentally friendly “oxo-variant” (Oxo-F-C/B),

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