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1391930-67-8

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1391930-67-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1391930-67-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,1,9,3 and 0 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1391930-67:
(9*1)+(8*3)+(7*9)+(6*1)+(5*9)+(4*3)+(3*0)+(2*6)+(1*7)=178
178 % 10 = 8
So 1391930-67-8 is a valid CAS Registry Number.

1391930-67-8Relevant articles and documents

Rh-catalyzed borylation of N-adjacent C(sp3)-H bonds with a silica-supported triarylphosphine ligand

Kawamorita, Soichiro,Miyazaki, Tatsuya,Iwai, Tomohiro,Ohmiya, Hirohisa,Sawamura, Masaya

, p. 12924 - 12927 (2012)

Direct C(sp3)-H borylation of amides, ureas, and 2-aminopyridine derivatives at the position α to the N atom, which gives the corresponding α-aminoalkylboronates, has been achieved with a heterogeneous catalyst system consisting of [Rh(OMe)(cod)]2 and a silica-supported triarylphosphine ligand (Silica-TRIP) that features an immobilized triptycene-type cage structure with a bridgehead P atom. The reaction occurs not only at terminal C-H bonds but also at internal secondary C-H bonds under mild reaction conditions (25-100 °C, 0.1-0.5 mol % Rh).

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