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1219468-14-0

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1219468-14-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1219468-14-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,9,4,6 and 8 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1219468-14:
(9*1)+(8*2)+(7*1)+(6*9)+(5*4)+(4*6)+(3*8)+(2*1)+(1*4)=160
160 % 10 = 0
So 1219468-14-0 is a valid CAS Registry Number.

1219468-14-0Upstream product

1219468-14-0Relevant articles and documents

Chiral Phosphoric Acid-Catalyzed Enantioselective Formal [3+2] Cycloaddition of Azomethine Imines with Enecarbamates

Wang, Yang,Wang, Qian,Zhu, Jieping

, p. 8084 - 8088 (2016)

The first catalytic asymmetric inverse electron demand 1,3-dipolar cycloaddition of azomethine imines with enecarbamates has been developed. Isoquinoline-fused pyrazolidines containing two or three contiguous stereogenic centers were obtained in high yields with excellent regio-, diastereo-, and enantioselectivities. The pyrazolidine ring can be opened to install an aminal, α-amino nitrile, or homoallylamine function with an excellent control of the newly generated stereogenic center. Access to aminobenzo[a]quinolizidine is also documented. Acid catalysis: The first catalytic asymmetric inverse electron demand 1,3-dipolar cycloaddition of azomethine imines with enecarbamates has been developed. Isoquinoline-fused pyrazolidines containing two or three contiguous stereogenic centers were obtained in high yields with excellent regio-, diastereo-, and enantioselectivities (see scheme).

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