1. Improved aromatic alkylation process

2. Reactions of Acetylide ions: Alkylation .

3. Alkylation processes are described herein.

4. Gases (petroleum), alkylation feed; Petroleum gas

5. BAT conclusions for the alkylation process

6. Alkylation process for desulfurization of gasoline

7. 24M022014H_v6 05.7.18 Overview Alkylation for Motor Fuel CDAlky Process Flow Diagram Process Advantages Breakthrough Alkylation Technology The CDAlky technology is the most advanced, proven sulfuric acid Alkylation process for the

8. Ceramic foam catalyst support for gasoline alkylation

9. Gasoline production by olefin polymerization with aromatics alkylation

10. Slurry column gasoline alkylation using gas phase olefin injection

11. Method for the production of isobutane and alkylation gasoline

12. Tail gas (petroleum), propane-propylene alkylation feed prep deethanizer

13. Processes for the alkylation of norbuprenorphine with reduced impurity formation

14. The alkylation reactor includes a catalyst for performing the reaction.

15. Gases (petroleum), C3-5 olefinic-paraffinic alkylation feed; Petroleum gas

16. Such systems may be used for ionic liquid catalyzed alkylation reactions.

17. It also catalyzes alkylation reactions and the extraction of certain ores.

18. The main metabolic pathway for acrolein is the alkylation of glutathione.

19. All alkylation processes: hydrofluoric acid (HF), sulphuric acid (H2SO4) and solid-acid

20. N-alkylation results in a complete shift of the course of the reaction.

21. At the same time, isobutane and alkylation gasolines can still be produced separately.

22. The sulphuric acid used as the catalyst in the alkylation process is regenerated.

23. DMG may be prepared by the alkylation of glycine via the Eschweiler–Clarke reaction.

24. The ratio between alkylation and acylation depends on the substrate and the reaction conditions.

25. An Alkylation unit(Alky) is one of the conversion processes used in petroleum refineries

26. It is used as a catalyst in reactions such as alkylation, dealkylation, hydrogenation and oxidation.

27. Organic phase pre-treatment (depolymerisation, alkylation, solvent swelling, catalyst addition (e.g., carbonyl), organic sulphur removal).

28. In particular, the invention provides tandem hydrolysis/alkylation reactions for the synthesis of N-alkyl morphinans.

29. The process entails isoparaffin alkylation with olefins using the catalyst component and its allied catalyst system.

30. The reaction proceeds through O alkylation of the carbonyls followed by an O to N rearrangement.

31. 29 The yield of O-alkylation of 5-dimethylphenol with the monohalogen carboxylic esters is above 81%.

32. The ethylene produced in the oxydehydrogenation unit is separated and used as feed to the alkylation unit.

33. Process for making high octane gasoline with reduced benzene content by benzene alkylation at high benzene conversion

34. Method for revamping an hf or sulphuric acid alkylation unit and method for the procduction of alkylate

35. Alkylation The alkylation process combines light iso-paraffins, most commonly isobutane, with C 3 –C 4 olefins, to produce a mixture of higher molecular weight iso-paraffins (i.e., Alkylate) as a high-octane number blending component for the gasoline pool.

36. Key words: 1-acyl-2-arylhydrazine, 1-acyl-2-alkyl-2-arylhydrazine, reductive alkylation, sodium tetrahydroborate, carboxylic acid.

37. The present invention relates to a process for preparing ethylbenzene using liquid phase alkylation and vapor phase transalkylation.

38. Reductive Amination of 2-oxopiperazine 27 affords the corresponding amine 28, resulting from N-alkylation and lactam reduction

39. Alkylated naphthalene used in lubricant-grade oils are produced by alkylation of naphthalene in the presence of a catalyst

40. The C¿4-? fraction can be used, for example, in an alkylation reaction to provide compounds useful in gasoline compositions.

41. Alkylation, in petroleum refining, chemical process in which light, gaseous hydrocarbons are combined to produce high-octane components of gasoline

42. 1,3,5-Triethylbenzene can be prepared by a Friedel-Crafts alkylation of benzene with ethyl bromide in presence of aluminum chloride.

43. This paper repots the N-alkylation of Saccharin with alkyl halide under microwave irradiation by using solid reagents as a supporter.

44. Gases (petroleum), C3-5 olefinic-paraffinic alkylation feed (Cas No 68477-83-8), if they contain > 0,1 % w/w Butadiene

45. Alkylating agents exhibit cytotoxic effects through the alkylation of DNA, resulting in strand cross-linking, ultimately inhibiting DNA replication and cell growth.

46. It can be used as catalysts for acylation, alkylation, dimerization, oligomerization, polymerization, hydrogenation, dehydrogenation, aromatization, isomerization, hydrotreating, catalytic cracking and hydrocracking reactions.

47. Benzene Saturation, Desulfurisation of C4–C6 Feeds, Conventional Naphtha H/T, Diolefin to Olefin Saturation, Diolefin to Olefin Saturation of Alkylation Feed, FCC Gasoline hydrotreating with minimum octane loss, Olefinic Alkylation of Thio S, S-ZorbTM Process, Selective H/T of Pygas/Naphtha, Pygas/ Naphtha Desulfurisation, Selective H/T of Pygas/ Naphtha.

48. Benzene Saturation, Desulfurisation of C4–C6 Feeds, Conventional Naphtha H/T, Diolefin to Olefin Saturation, Diolefin to Olefin Saturation of Alkylation Feed, FCC Gasoline hydrotreating with minimum octane loss, Olefinic Alkylation of Thio S, S-ZorbTM Process, Selective H/T of Pygas/Naphtha, Pygas/Naphtha Desulfurisation, Selective H/T of Pygas/Naphtha

49. An Alkylating agent is any chemical substance that will add an alkyl group to another molecule in the chemical reaction known as alkylation

50. Benzene Saturation, Desulfurisation of C4–C6 Feeds, Conventional Naphtha H/T, Diolefin to Olefin Saturation, Diolefin to Olefin Saturation of Alkylation Feed, FCC Gasoline hydrotreating with minimum octane loss, Olefinic Alkylation of Thio S, S-ZorbTM Process, Selective H/T of Pygas/Naphtha, Pygas/Naphtha Desulfurisation, Selective H/T of Pygas/Naphtha.

51. Benzene Saturation, Desulphurisation of C4–C6 Feeds, Conventional Naphtha H/T, Diolefin to Olefin Saturation, Diolefin to Olefin Saturation of Alkylation Feed, FCC Gasoline hydrotreating with minimum octane loss, Olefinic Alkylation of Thio S, S-ZorbTM Process, Selective H/T of Pygas/Naphtha, Pygas/Naphtha Desulphurisation, Selective H/T of Pygas/Naphtha

52. This can occur in a number of ways including reaction with ammonia or another amine such as an alkylation, reductive Amination and the Mannich reaction

53. Chad breaks down the Alkylation of Acetylide Ions via SN2 describing the importance for Synthesis of being able to increase the length of the Carbon Chain.Wa

54. Chad breaks down the Alkylation of Acetylide Ions via SN2 describing the importance for Synthesis of being able to increase the length of the Carbon Chain.

55. This process is called alkylation, and involves combining excess gases from the distillation of crude oil and from the cracking plant, resulting in a liquid Alkylate.

56. The process is called alkylation, and it involves combining excess gases from the distillation of crude oil and from the cracking plant, resulting in a liquid Alkylate

57. N‐lithiated Alicyclic amines are converted to transient imines by the action of a simple ketone oxidant, followed by alkylation with a β‐ketoacid under mild conditions to …

58. The enhancing effect of depolarization on choline transport velocity and on the alkylation of choline carriers by choline mustard was dependent upon the presence of sodium in the external medium.

59. On acetylation, benzoylation and in the reaction with benzenesulfonyl chloride, phenyl isocyanate and phenyl isothiocyanate, the exocyclic amino group reacts; alkylation with CH3J, however, takes place at the ring nitrogen atom.

60. All agents produce alkylation of DNA through the formation of reactive intermediates that attack nucleophilic (electron-rich)sites Active Alkylating species of each is the alkyl carbonium ion+ which is highly electrophilic

61. The aim of the EU-funded project ENANTIOMEAR (Enantioselective metal enolate alkylation reactions under cooperative Lewis base and hydrogen-bond donor) was to demonstrate difficult to achieve aldol reactions with unactivated ketones.

62. Other articles where Alkyl group is discussed: carbonium ion: Preparation and stability.: …system; and (4) protonation, or Alkylation (addition of an Alkyl, or hydrocarbon, group), of a carbon–carbon or carbon–hydrogen single bond

63. Cumene is recovered from the alkylation effluent to leave a byproduct stream containing the alkylaromatic compounds heavier than cumene, which is separated into a polyisopropylbenzene-containing stream, an aromatic overhead stream, and a bottoms product.

64. A novel controllable transformation of lignin into C8–C15 Cycloparaffins and aromatics in the jet and diesel fuel range by catalytic depolymerization of lignin into low carbon aromatics coupled with alkylation of aromatics using ionic liquid

65. The overhead product of the second distillation mainly contains the lightest hydrocarbons and a small amount of alkanol, and the bottoms product contains an essentially oxygenate-free hydrocarbon stream which can be used as such for alkylation.

66. A dividing wall distillation column (14) is in fluid communication with the transalkylation effluent conduit (12), the alkylation effluent conduit (10), a product stream (32), a bottoms stream conduit (34) and first (8) and second (20) benzene recycle conduits.

67. Alkylate Alkylate is the primary product of the alkylation unit, which converts light olefins (such as butylene) into a high-quality gasoline blendstock by reacting it with isobutane. There are several types of Alkylate, based on the different olefins used to produce it.

68. Rupatadine is synthesized by phase transfer catalysed N-alkylation of Desloratadine in biphasic solvent system using aqueous alkali by reaction of a compound of formula (A), X= leaving group as -OH -OTs, OMs -OAc -OAr -Br -Cl, -l with Desloratadine at temperature up to 50°C , wherein solvent selected is water immiscible organic solvent.

69. We have recently reported the synthesis of rhodium complexes that bear X-type Aluminyl ligands together with preliminary results on the C2- and mono-selective alkylation of pyridine with alkenes catalyzed by a Rh–Al complex [11,12].Herein, we report further developments of this transformation through optimization of the catalyst structure and reaction conditions to expand the scope of