Nghĩa của từ substituent bằng Tiếng Sec

[eko.] substituent Entry edited by: RNDr. Pavel Piskač

Đặt câu có từ "substituent"

1. alkyl; a phenyl radical disubstituted by a substituent R¿2?, R¿2?

2. In organic chemistry, an Alkyl substituent is an alkane missing one hydrogen

3. Although these Biphenyls have identical ortho substituents, the meta nitro substituent adjacent to the methoxyl group in C exerts a buttressing influence that increases the effective size of that ortho substituent

4. 9-Anthroic acid is an Anthroic acid carrying the carboxy substituent at position 9

5. BenzAmide is an aromatic Amide that consists of benzene bearing a single carboxamido substituent

6. Benzaldehyde (C6H5CHO) is an organic compound consisting of a benzene ring with a formyl substituent

7. In chemistry, Alkyl refers to a group, a substituent, that is attached to other molecular fragments

8. In this case also, the substituent effect on the oxidation potential is additive and correlates with Σσ+.

9. These hop acids are vinylogous acids, with acidic ring enols in conjugation with ring and substituent carbonyl groups.

10. Study of substituent effects on one-bond carbon-13-carbon-13 NMR coupling constants in Adamantane derivatives

11. Camphor is a cyclic monoterpene ketone that is bornane bearing an oxo substituent at position 2

12. Then, linear correlations observed between gas-phase Basicities and ionization energies or substituent constants are recalled

13. The radicals are more acidic than the silanes and substituent effects are also slightly larger in the radicals.

14. These results indicate also a significant substituent-induced bond length asymmetry in the cyclopropane rings of3 and5.

15. Bromination of Toluene In this experiment, we were going to Brominate the methyl substituent on toluene through a radical reaction

16. Use the Cycloalkane as the parent chain if it has a greater number of carbons than any alkyl substituent

17. Cinnamic acid is a monocarboxylic acid that consists of acrylic acid bearing a phenyl substituent at the 3-position

18. A series of Azobenzenes was studied using ab initio methods to determine the substituent effects on the isomerization pathways

19. (In the formula, R1 represents a C1-20 aliphatic hydrocarbon group which may have a substituent; and R2-R13 independently represent a hydrogen atom, a halogen atom, or an aromatic group or a C1-20 aliphatic hydrocarbon group each of which may have a substituent.)

20. Amines are derivatives of ammonia where one or more hydrogen atom is replaced by substituent such as alkyl or aryl group.

21. Acetamido group ( CHEBI:48374 ) is a group ( CHEBI:24433 ) Acetamido group ( CHEBI:48374 ) is substituent group from Acetamide ( CHEBI:27856 ) IUPAC Name

22. If the Cycloalkane is monosubstituted, the ring constitutes the stem name and the substituent group is named as previously described

23. Atenolol is an ethanolamine compound having a (4-carbamoylmethylphenoxy)methyl group at the 1-position and an N-isopropyl substituent

24. Norbornene polymer including photoreactive functional group that has halogen substituent, method for preparing the same, and alignment layer using the same

25. Amines that have one of their three hydrogen atoms replaced by an alkyl or aromatic substituent are referred to as primary Amines

26. 3 The experiments show that large substituent group on Cp is favorable to the formation of CTSs with low ratio of ferrocenyl:POM.

27. The reactions are highly stereoselective in that the acetamido or acetoxy substituent appears to enter exclusively in the position trans to the anomeric methoxyl group.

28. Cyanidin 3-O-beta-D-galactoside is an Anthocyanin cation that is cyanidin(1+) carrying a single beta-D-galactosyl substituent at position 3

29. alkyl having on the aromatic ring at least one substituent selected from the group consisting of halogen, trifluoromethyl, hydroxy, amino, nitro, cyano, C¿1-4?

30. 23 The 4-dithiadiazoles show a 1 triplet due to the spare electron being largely localised at the nitrogen atom remote from the ring substituent.

31. Lab 3: Bromination of Toluene via Radical Reaction In this experiment, we were going to Brominate the methyl substituent on toluene through a radical reaction

32. AByssinone I is a monohydroxyflavanone that is (2S)-2',2'-dimethyl-2,3-dihydro-2'H,4H-2,6'-bichromen-4-one carrying a hydroxy substituent at position 7

33. Nucleophilic replacement of its 8-bromo-substituent by acetolysis or methanolysis occurs with simultaneous migration, resulting in the 4-acetoxy- or 4-methoxy-compounds, respectively.

34. In chemistry an eclipsed Conformation is a Conformation in which two substituent X and Y on neighboring atoms A, B are in the closest distance, showing that …

35. The optical rotatory power of methane derivatives depending on substituent properties is discussed by means of quantum mechanics following an algebraic theory for this molecular class [17].

36. Usually, polymers that form via free radical polymerization has this structure; for example, polyvinyl chloride. Atactic polymers have an amorphous structure due to the random arrangement of substituent groups.

37. In formal terms, Amines are the derivatives of ammonia (NH₃), wherein one or more hydrogen atoms have been replaced with a substituent like the groups of alkyl or aryl.

38. A key step in the catalytic cycle is a transmetalation in which a zinc halide exchanges its organic substituent for another halogen with the palladium (nickel) metal center.

39. The Azides 1 and 2 both lack an α-substituent and their reactivity appeared to be less dependent on phosphine identity compared to other Azides (Supporting Fig

40. The Congeners are arranged in ascending numerical order using a numbering system developed by Ballschmiter and Zell (1980) that follow the IUPAC rules of substituent characterization in biphenyls

41. B If an alkyl chain off the Cycloalkane has a greater number of carbons, then use the alkyl chain as the parent and the Cycloalkane as a cycloalkyl-substituent

42. If the substituent is an alkyl group, then the derivative will have the same empirical formula as a larger Alkane, so the empirical formula for an organic compound is insufficient to identify it.

43. Cycloalkanes consisting of a Cycloalkane moiety linked to an alkane moiety are usually named such that the Cycloalkane is the parent system and the alkane moiety is considered to be an alkyl substituent

44. The basic idea is that for any two reactions with two aromatic reactants only differing in the type of substituent, the change in free energy of activation is proportional to the change in Gibbs free energy.

45. Lkyl Adipates in 95% yield and 97% selectivity (Scheme 1d).[12] Crucial for the success of this ligand is the intrinsic basic pyridyl substituent combined with a tert-butyl group on one of the phosphorous atoms, which proved to be essential for high activity in other palladium-catalyzed alkoxycarbonylation reactions too.[13]

46. The present invention discloses a heterocyclic substituted Acardite derivate and application thereof, namely compounds of the general formula (1) or the general formula (2) or pharmaceutically acceptable salts thereof, wherein A is monosubstituted or polysubstituted quinoline, isoquinoline, quinazoline, pyrrole or pyrimidine, and the substituent is halogen, C 1-5 alkyl, C 1-5 …

47. The present invention discloses a heterocyclic substituted Acardite derivate and application thereof, namely compounds of the general formula (1) or the general formula (2) or pharmaceutically acceptable salts thereof, wherein A is monosubstituted or polysubstituted quinoline, isoquinoline, quinazoline, pyrrole or pyrimidine, and the substituent is halogen, C 1-5 alkyl, C 1-5 haloalkyl, C 1-5

48. Naming Cycloalkanes According to IUPAC rules • identify the parent cycloalkane • if there is one substituent, it is automatically at the "1" position • for two substituents, minimize the locant values, prioritize based on alphabetizing • if more than two substituents, minimize locants • if there is more than one way to count around the ring while still minimizing locant values

49. ChEBI Name Ambiguine I: ChEBI ID CHEBI:65401: Definition An Ambiguine that consists of a 5,5,7,10,10-pentamethyl-4,5,5a,6a,6b,7,8,9,9a,10-decahydro-10dH-6-oxa-4-azacyclopropa[6,7]cyclohepta[1,2,3,4-mno]aceanthrylen-10d-ol skeleton with an ethenyl substituent at position 7 and an isocyano group at position 6b (the 5aS,6aR,6bR,7R,9aR,10dR stereoisomer).

50. The ene suffix (ending) indicates an Alkene or cycloAlkene.; The longest chain chosen for the root name must include both carbon atoms of the double bond.; The root chain must be numbered from the end nearest a double bond carbon atom.If the double bond is in the center of the chain, the nearest substituent rule is used to determine the end where …