Inregioselectivity, the more substituted product was the major product. Because of more the substitution, more the stability. In stereoselectivity, trans was the major product. Because trans arrangement kept the bulky groups far away. In stereospecificity, E alkene kept the bulky phenol far away and hence more stable.
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E2 favored by a strong base. SN2: favored by a good nucleophile (relatively weaker base) SN1/E1: It is hard to separate SN1 and E1 completely because they both go through carbocation intermediates and are favored by a poor nucleophile/weak base, for example, H 2 O or ROH (solvolysis). Under such neutral conditions, S N 1 and E1 usually occur
1Answer. RFC 2328, OSPF Version 2 defines the Type 1 and Type 2 external metrics. Type 1 metrics are used if the primary cost is internal to your AS, but Type 2 metrics are used if the primary cost is external to your AS. OSPF supports two types of external metrics. Type 1 external metrics are expressed in the same units as OSPF interface cost
AnE1 link operates over two separate sets of wires, usually Unshielded twisted pair (balanced cable) or using coaxial (unbalanced cable). A peak signal is encoded with pulses using a method avoiding long periods without polarity changes. These pulses are further divided into 32 timeslots which are further broken down to 8 bits each.
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Thisenables each user channel to have 64 Kbps of usable bandwidth. E1 links can simultaneously carry 32 voice calls. E2 (E-2) is a line that carries four multiplexed E1 signals with a data rate of 8.448 million bits per second. E3 (E-3) carries 16 E1 signals with a data rate of 34.368 million bits per second.
Whatyou are likely to have is an Sn1 or an E1 reaction. Both of these need the leaving group to leave on its own, and actually, having protons around might help to stabilize the leaving group to some degree. So it makes Sn2, E2 unlikely, Sn1, E1 a little more likely. So far, these are our good candidates.
INearly 80,90 Voice signals were being transmitted at rate of 64K, & Idea was to use the same media to transmit the data over same media. Basically each E1 contains the 32 channels & each & every channel has capacity of 64 K. Hence E1 = 32 CHANNELS x 64 Kbps = 2048 KBPS /2.048 M. Similarly all other speeds are calculated.
Firstly E1 enzyme catalyzes the formation of a thioester bond between its own active cysteine site and the C terminus of ubiquitin in an ATP-dependent manner. Subsequently, the activated ubiquitin is joined to the active cysteine site of E2 via a thioester bond. Finally, E3 ligase recruits the E2 loaded with the activated ubiquitin.
Selectthe MDF to mainly detect the formaldehyde emission and structural strength. The MDF is divided into E1 and E2 according to the formaldehyde emission, and the formaldehyde emission is more than 30mg/100g. In general, most of the MDFs of scale-up production plants are qualified. Most of the MDF on the market is E2 grade, and E1
E1elimination: An E1 elimination begins with the departure of a leaving group (designated 'X' in the general figure above) and formation of a carbocation intermediate (step 1). Abstraction of a proton from an adjacent carbon (step 2) sends two electrons down to fill the empty p orbital of the carbocation, forming a new p bond.
HiAll experts, I am trying to understand a difference between E1 and E2 routes in the OSPF. Please help me to get in technical deep in this topic. Regards, Deepak Kumar
Thisproblem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: Elimination Reactions (E1 and E2) know the following: a. What factors favor E1 vs E2 b. How to predict if a reaction is E1 or E2 and draw the expected product. There are 3 steps to solve this one.
Reallyin this video we're focused on our beta one carbon and thinking about stereoselectivity, but you can't forget that there can be more than one beta carbon in a reaction. Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit
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what is e1 and e2