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116558-83-9

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116558-83-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 116558-83-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,5,5 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 116558-83:
(8*1)+(7*1)+(6*6)+(5*5)+(4*5)+(3*8)+(2*8)+(1*3)=139
139 % 10 = 9
So 116558-83-9 is a valid CAS Registry Number.

116558-83-9Downstream Products

116558-83-9Relevant articles and documents

Efficient carboazidation of alkenes using a radical desulfonylative azide transfer process

Weidner, Karin,Giroult, Andre,Panchaud, Philippe,Renaud, Philippe

supporting information; experimental part, p. 17511 - 17515 (2011/02/23)

The radical-mediated carboazidation of terminal alkenes using electrophilic alkanesulfonyl azides is reported. A single reagent delivers the necessary electrophilic alkyl radical as well as the azido group, and good yields are obtained by using a moderate excess of the carboazidating reagent (1.5-2 equiv). Interestingly, in addition to the starting sulfonyl azide, this method requires only the use of a radical initiator, di-tert-butyldiazene. In terms of atom economy, this azide transfer reaction is close to ideal, as SO2 (1 equiv) is the only side product. The synthetic potential of this process has been demonstrated by a formal synthesis of the alkaloid lepadiformine C.

Acyl Nitronates in Organic Synthesis. An Expeditious Synthesis of 2,5-Dialkylpyrrolidines and 2,5-Dialkylpyrrolines Including Ant Venom Alkaloids

Miyashita, Masaaki,Awen, Bahlul Z. E.,Yoshikoshi, Akira

, p. 239 - 242 (2007/10/02)

Acetyl nitronates (acetic nitronic anhydrides), readily obtainable from ketones and nitroalkenes, have been demonstrated to serve as potentially useful intermediates for the synthesis of 2,5-dialkylpyrrolidines and 2,5-dialkylpyrrolines, and a short-step synthesis of some ant venom alkaloids has been accomplished via these acetyl nitronates.

Synthesis of (±)-trans-2.5-dialkylpyrrolidines from the Lukes-Sorm dilactam: Efficient preparation of (±)-trans-2-butyl-5-heptylpyrrolidine and analogs present in ant venoms

Gessner,Takahashi,Brossi,Kowalski,Kaliner

, p. 2003 - 2010 (2007/10/02)

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