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1369529-80-5

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1369529-80-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1369529-80-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,6,9,5,2 and 9 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1369529-80:
(9*1)+(8*3)+(7*6)+(6*9)+(5*5)+(4*2)+(3*9)+(2*8)+(1*0)=205
205 % 10 = 5
So 1369529-80-5 is a valid CAS Registry Number.

1369529-80-5Downstream Products

1369529-80-5Relevant articles and documents

A new chiral primary-tertiary diamine-Bronsted acid salt organocatalyst for the highly enantioselective direct anti-aldol and syn-Mannich reactions

Chen, Guodong,Fu, Xiangkai,Wu, Chuanlong,Li, Chao

, p. 1069 - 1087 (2013/06/27)

A new primary-tertiary diamine catalyst is easily prepared in a few steps from inexpensive, commercially available, enantiopure materials. This organocatalyst can be effective catalyzed the direct asymmetric aldol and Mannich reactions. The anti-aldol products can be obtained with up to a 99:1 anti/syn ratio and >98 % ee, while the syn-Mannich products could be obtained with up to a 99:1 syn/anti ratio and >99 % ee. Catalyst 1c can be used efficiently on a large scale with the enantioselectivities of the anti-aldol and syn-Mannich reactions being maintained at the same level, which offers a great possibility for application in industry.

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