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(-)-(R)-cyclohex-2-enylacetic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

133775-37-8

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133775-37-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 133775-37-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,7,7 and 5 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 133775-37:
(8*1)+(7*3)+(6*3)+(5*7)+(4*7)+(3*5)+(2*3)+(1*7)=138
138 % 10 = 8
So 133775-37-8 is a valid CAS Registry Number.

133775-37-8Relevant academic research and scientific papers

Asymmetric Catalysis by Vitamin B12: The Isomerization of Achiral Cyclopropanes to Optically Active Olefins

Troxler, Thomas,Scheffold, Rolf

, p. 1193 - 1202 (1994)

Achiral spiroactivated cyclopropanes are isomerized to optically active (R)-(cycloalk-2-enyl)-Meldrum's acids (= (R)-5-(cycloalk-2-enyl)-2,2-dimethyl-1,3-dioxane-4,6-diones) in high yield and ee's up to 86percent by catalytic amounts of cob(I)alamin in po

A highly stereoselective divergent synthesis of bicyclic models of photoreactive sesquiterpene lactones

Fuchs, Sebastien,Berl, Valerie,Lepoittevin, Jean-Pierre

, p. 1145 - 1152 (2008/02/06)

Sesquiterpene lactones are natural stereochemically pure compounds, which show a number of biological activities. In order to study the reactivity of sesquiterpene lactones in biological systems, we describe herein the asymmetric synthesis of a simple mod

Investigation of the Chemo- and Stereoselectivity of the Ketene-Claisen Rearrangement

Ernst, Beat,Gonda, Jozef,Jeschke, Rainer,Nubbemeyer, Udo,Oehrlein, Reinhold,Bellus, Daniel

, p. 876 - 891 (2007/10/03)

A novel type of ketene-Claisen rearrangement in which the precursor of the rearrangement is generated in situ by reaction of optically active allyl thioethers with dichloroketene is described. A characteristic feature of this rearrangement is the excellen

Synthesis of an enantiomerically pure aminoisoquinocarbazole with antiarrhythmic activity via lipase-catalyzed enantioselective transesterification

Fukazawa, Tetuya,Shimoji, Yasuo,Hashimoto, Toshihiko

, p. 1649 - 1658 (2007/10/03)

Enantiomerically pure (R)-2-cyclohexen-1-ol 5 was prepared via lipase- catalyzed enantioselective transesterification of 2-substituted cyclohexanol, and stereospecifically converted to (-)-(2-cyclohexenyl)acetic acid 4. Enantiomerically pure aminoisoquinocarbazole 1 (RS-2135) was synthesized stereoselectively from 4, using an intramolecular Diels-Alder reaction and Curtius rearrangement.

A simple preparation of (R)-(2-cyclopentenyl)acetic acid and (R)-(2-cyclohexenyl)acetic acid using β-diastereoselective radical cyclization in the presence of Lewis acid

Nishida,Hayashi,Yamaura,Yanaginuma,Yonemitsu,Nishida,Kawahara

, p. 269 - 272 (2007/10/02)

The alkenyl radical generated from (-)-8-phenylmenthyl 7-iodo-2,6-heptadienoate smoothly cyclized to afford (R)-(2-cyclopentenyl)acetate with 88% de in 90% yield. (R)-(2-Cyclohexenyl)acetate was also obtained with 84% de in 72% yield under the same conditions. The presence of Lewis acid is essential for high diastereoselectivity and chemical yield.

Indolobenzoquinoline derivatives, their preparation and their use as anti-arrhythmic drugs

-

, (2008/06/13)

Optically active compounds of formula (I): in which R1 is hydrogen or alkyl; Xband Ybare hydrogen or hydroxy; and Z is -NRaRb, in which Raand Rbare hydrogen, alkyl or hydroxyalkyl,or a cyclic amino group;, and pharmaceutically acceptable salts thereof have enhanced anti-arrhythmic activity and may be prepared by a stereospecific synthesis process.

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