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1021933-34-5

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1021933-34-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1021933-34-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,1,9,3 and 3 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1021933-34:
(9*1)+(8*0)+(7*2)+(6*1)+(5*9)+(4*3)+(3*3)+(2*3)+(1*4)=105
105 % 10 = 5
So 1021933-34-5 is a valid CAS Registry Number.

1021933-34-5Relevant articles and documents

Synthesis and evaluation of 1-arylsulfonyl-3-piperazinone derivatives as factor Xa inhibitors IV. A series of new derivatives containing a spiro[5H-oxazolo[3,2-a]pyrazine-2(3H),4′-piperidin]-5-one skeleton

Nishida, Hidemitsu,Mukaihira, Takafumi,Saitoh, Fumihiko,Harada, Kousuke,Fukui, Miyuki,Matsusue, Tomokazu,Okamoto, Atsushi,Hosaka, Yoshitaka,Matsumoto, Miwa,Shiromizu, Ikuya,Ohnishi, Shuhei,Mochizuki, Hidenori

, p. 406 - 412 (2007/10/03)

In the course of development of factor Xa (FXa) inhibitor in an investigation involving the synthesis of 1-arylsulfonyl-3-piperazinone derivatives, we found new compounds containing a unique spiro skeleton. Among such compounds, (-)-7-[(6-chloro-2-naphtha

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