ライフサイエンスコーパス: meta position

1 matics provided they had donor groups in the meta position.

2 ylbenzoic ester (the anchoring group) in the meta position.

3 ety for one of the isopropyl arms but in the meta position.

4 e-containing aromatic molecules at the arene meta position.

5 higher than the BDE of phenyl radical at the meta position.

6 logues are selectively functionalized at the meta-positions.

7 nzene bridge via alkyne spacers at para- and meta-positions.

8 the aromatic carboxyl group in PT523 to the meta position and was further diminished by moving it to

9 earing methoxy or fluoro substituents in the meta position are generated from lithium diisopropylamid

10 th strong pi electron-donating groups in the meta positions are predicted to have low-energy or groun

11 n an electron-donating amino group is at the meta position, as demonstrated in our recent work of usi

12 l for relaying the palladium catalyst to the meta position by norbornene after initial ortho-C-H acti

13 protio-DBB the installation of groups at the meta positions decreases the optical band gap while para

14 he carboxy group at the para rather than the meta position, displayed 2200-fold selectivity against t

15 general, single substitutions at the para or meta position enhanced binding.

16 olution the chiral auxiliaries placed at the meta position exhibit very little influence during the c

17 that the substitution of aminomethyl at the meta-position greatly enhances inactivation of alkyltran

18 ifted from the para position in DB921 to the meta position, has also been examined by X-ray crystallo

19 nthrene, pyrene, and corannulene moieties in meta positions have been synthesized in a straightforwar

20 Substitution of a sulfonamide group at the meta position, however, produces compounds with excellen

21 precursors are methylated exclusively at the meta-positions (i.e. 3/5-OH) of their phenyl rings by na

22 tions in electron-rich substrates and at the meta position in electron-deficient molecules.

23 Moving the fluorines from the meta positions in 18 to the ortho positions in 20 revers

24 when bonded at ortho and para as compared to meta positions in the phenyl ring.

25 awing substituents in their para, ortho, and meta positions in THF at room temperature.

26 Additional steric bulk on amines or at meta positions increase or have neutral effect on affini

27 e conjugate addition to form a C-C bond at a meta position instead of the ipso-carboxyl position.

28 ara-para positions (para series 1-5) or meta-meta positions (meta series 6-10).

29 of TyrOH is found to be hydroxylated in the meta position, most likely through an autocatalytic proc

30 ules are stable zwitterions by virtue of the meta positions occupied by the nitrogen and oxygen subst

31 Selective functionalization at the meta position of arenes remains a significant challenge.

32 pyridyl rings, respectively, attached at the meta position of the 5-phenyl ring.

33 Substituents at the meta position of the arene (H, OMe, F) and the dialkylam

34 on the aryloxazoline and substituents at the meta position of the arenes (methoxy, oxazolinyl, and fl

35 effects of the substituents attached to the meta position of the aromatic ring.

36 mple, alpha-methyl benzylamine placed at the meta position of the benzoyl group (via an amide bond) y

37 Electron-withdrawing substituents at the meta position of the C(6) aryl group afforded substantia

38 Substitution of a sulfonamide at the meta position of the phenyl ring dramatically increases

39 4,5,6'-pentachlorobiphenyl (PCB 102), in the meta position of the symmetrically substituted phenyl ri

40 echlorination was predominantly from flanked meta positions of 34-, 234-, 235-, 236-, 245-, 2345-, 23

41 carboximide) (NI) acceptor are linked to the meta positions of a phenyl spacer to yield 5ANI-Ph-NI an

42 forts identified the para and methoxy-distal meta positions of dMMO2 as particularly promising for fu

43 ed that phenols having two hydroxy groups at meta positions of the aromatic ring were the most effici

44 turing a monofluoro substitution at para and meta positions of the benzyl ring, respectively.

45 derivatives that contain steric bulk in the meta positions of the N-bound aryl rings (catalysts 3-5)

46 rigid amido (-CO-NH-) linkers to the para or meta positions of the pargyline phenyl ring, respectivel

47 ications were made at two locations: (1) the meta positions of the two aromatic rings and (2) the end

48 The incorporation of a methyl group at the meta-position of 1 (relative to 1') significantly improv

49 icient means of selectively substituting the meta-position of anilines to produce aromatic phosphoniu

50 nding characteristics of substituents in the meta-position of the aromatic ring may be important in m

51 ied that electronegative atoms placed at the meta-position of the B-ring exhibit improved cytoprotect

52 gen-bonding oxime and pyrazole groups at the meta-position of the phenyl ring on the P2/P2' substitue

53 C(PEP)P the four anchoring groups are in the meta position on the meso-phenyl rings of the porphyrin

54 aining a bromine atom at either the ortho or meta position on the phenyl ring, such as 2BP-TQS (4-(2-

55 n bond-donating substituents at the para and meta positions on the phenyl ring.

56 Substituting the meta positions on these species with pi donors stabilize

57 Placement of a hydrogen-bond donor in the meta-position on the 6-arylmethyl group resulted in appr

58 complex suggested that an extension from the meta-position on the phenyl group (ring-5) would improve

59 ting the 2-phenyl group with halogens in the meta position or by replacing the phenyl ring with a 2-

60 ted previously to hydroxylate toluene at the meta position, producing primarily m-cresol.

61 ind that if the substituted nitrogen is in a meta position relative to both acetylene linkers, the da

62 es containing alkenyl groups tethered at the meta position relative to the imine directing group has

63 es containing alkenyl groups tethered at the meta position relative to the imine directing group has

64 However, an amino group at the meta position results in a PPG with better overall chemi

65 Mono- or difluoro substitution at meta position(s), as in 22c and 22h, was advantageous fo

66 At the closer meta-position, smaller groups were stabilizing and large

67 ng the specificity and significance of the 2-meta position substituent.

68 ryloxypropyl)-1H-imidazoles, which possess a meta-positioned substituent in the aryl ring, have been

69 installing a second aurophilic group at the meta position that, however, does not in itself contribu

70 between redox sites attached in para- or in meta-positions to a central benzene bridge, we investiga

71 the para hydroxyl group altered to be at the meta position, together with the replacement of one benz

72 methoxy groups in one of the phenyl rings at meta positions, was prepared.

73 hand side of the molecule substituted at the meta position with a benzoic acid or a pyridyl carboxyla

74 repins (DBBs) functionalized at the para and meta position with respect to the boron center in order

75 is tethered to the C-3' phenyl at ortho and meta positions with different length linkers.

76 he optimal position for substitution was the meta-position with selected members approaching or excee