Can You Create These Custom Pyrazole Derivatives?

  • Thread starter Thread starter 3spharm
  • Start date Start date
Click For Summary
SUMMARY

The forum discussion focuses on the synthesis of various custom pyrazole derivatives, detailing specific chemical compounds and their corresponding CAS numbers. Key compounds include 5-Amino-1-phenyl-1H-pyrazole-3-carboxylic acid ethyl ester (CAS 866837-96-9) and 5-Chloro-1-phenyl-1H-pyrazole-4-carboxylic acid ethyl ester (CAS 98534-76-0). The conversation emphasizes the importance of precise chemical structures and the potential applications of these derivatives in pharmaceutical research. Participants share insights on synthesis techniques and the relevance of each compound in medicinal chemistry.

PREREQUISITES
  • Understanding of organic chemistry principles
  • Familiarity with chemical synthesis techniques
  • Knowledge of pyrazole derivatives and their applications
  • Experience with chemical databases and CAS number referencing
NEXT STEPS
  • Research synthesis methods for 5-Amino-1-phenyl-1H-pyrazole-3-carboxylic acid ethyl ester
  • Explore the medicinal applications of pyrazole derivatives in drug development
  • Study the reactivity and properties of 5-Chloro-1-phenyl-1H-pyrazole-4-carboxylic acid ethyl ester
  • Investigate the role of CAS numbers in chemical identification and safety data sheets
USEFUL FOR

Chemists, pharmaceutical researchers, and students in organic chemistry seeking to expand their knowledge of pyrazole derivatives and their synthesis.

3spharm
Messages
2
Reaction score
0
1- bromopyrrolidine-2,5-dione 128-08-5
2- (4-nitrophenyl)hydrazine hydrochloride 636-99-7
3- 2-methyl-3-nitrobenzoic acid 1975-50-4
4- 4-nitro-1H-imidazole 3034-38-6
5- 1H-pyrazole-4,5-dicarboxylic acid hydrate
6- 5-Methyl-3H-imidazole-4-carboxylic acid ethyl ester 51605-32-4
7- 2-Bromo-5-methyl-4H-imidazole-4-carboxylic acid ethyl ester 95470-42-1
8- 5-Amino-1-phenyl-1H-pyrazole-3-carboxylic acid ethyl ester 866837-96-9
9- 2,5-Dinitro-1H-imidazole 5213-49-0
10- 2-Chloro-5-nitro-1H-imidazole 57531-37-0
11- 5-Amino-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester HCl Salt 70500-80-0
12- 5-Amino-1-(2-chloro-phenyl)-1H-pyrazole-4-carboxylic acid ethyl ester HCl Salt 14678-86-5
13- 5-Amino-1-p-tolyl-1H-pyrazole-4-carboxylic acid ethyl ester 15001-11-3
14- 1,1'-Bis(diphenylphosphino)ferrocene-palladium(II)dichloride 72287-26-4
15- 3H-Imidazole-4-carboxylic acid 1072-84-0
16- 1H-Imidazole-4,5-dicarboxylic acid 570-22-9
17- Thionicotinamide 4621-66-3
18- 4-Chloro-thiobenzamide 2521-24-6
19- isoindolin-1-one 480-91-1‘
20- methyl 2-methyl-3-nitrobenzoate 59382-59-1
21- methyl 2-methyl-5-nitrobenzoate 77324-87-9
22- 6-nitroisoindolin-1-one 110568-64-4
23- methyl 5-bromo-2-methyl-3-nitrobenzoate 220514-28-3
24- 4-nitroisoindolin-1-one 366452-97-3 552330-86-6 675109-26-9 816-27-3
25- ethyl 2-ethoxy-2-iminoacetate hydrochloride 55149-83-2
26- ethyl 5-aminothiazole-4-carboxylate 18903-18-9 1013-88-3
27- diphenylmethanimine hydrochloride 5319-67-5
28- Tris(dibenzylideneacetone)dipalladium 52409-22-0
29- 5-Amino-1-(2-chloro-phenyl)-1H-pyrazole-4-carboxylic acid ethyl ester 14678-86-5
30- 5-Chloro-1-(2-chloro-phenyl)-1H-pyrazole-4-carboxylic acid ethyl ester 121716-34-5
31- 5-Amino-1-phenyl-1H-pyrazole-4-carboxylic acid ethyl ester 16078-71-0
32- 5-Chloro-1-phenyl-1H-pyrazole-4-carboxylic acid ethyl ester 98534-76-0
33- 5-Bromo-1-phenyl-1H-pyrazole-4-carboxylic acid ethyl ester 98534-71-5
34- 5-Cyano-1-phenyl-1H-pyrazole-4-carboxylic acid ethyl ester 98476-09-6
35- 5-Amino-1-p-tolyl-1H-pyrazole-3-carboxylic acid ethyl ester 15001-11-3
36- 5-Chloro-1-p-tolyl-1H-pyrazole-4-carboxylic acid ethyl ester
37- 5-Bromo-1-p-tolyl-1H-pyrazole-4-carboxylic acid ethyl ester 959578-19-9
38- 5-Cyano-1-p-tolyl-1H-pyrazole-4-carboxylic acid ethyl ester 98476-29-0
39- 5-Amino-1-methyl-1H-pyrazole-4-carboxylic acid ethyl ester 31037-02-2
40- 5-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid ethyl ester 56984-32-8
41- 5-Bromo-1-methyl-1H-pyrazole-4-carboxylic acid ethyl ester 105486-72-4
42- 5-Cyano-1-methyl-1H-pyrazole-4-carboxylic acid ethyl ester 33090-55-0
43- 5-Amino-1-(2-chloro-phenyl)-1H-pyrazole-3-carboxylic acid ethyl ester 866838-00-8
44- 5-Chloro-1-(2-chloro-phenyl)-1H-pyrazole-3-carboxylic acid ethyl ester
45- 5-Bromo-1-(2-chloro-phenyl)-1H-pyrazole-3-carboxylic acid ethyl ester
46- 1-(2-Chloro-phenyl)-5-cyano-1H-pyrazole-3-carboxylic acid ethyl ester
47- 5-Amino-4-bromo-1-(2-chloro-phenyl)-1H-pyrazole-3-carboxylic acid ethyl ester
48- methyl 5-bromo-2-methylbenzoate 79669-50-4
49- 5-Chloro-1-phenyl-1H-pyrazole-3-carboxylic acid ethyl ester 85174-68-1
50- 5-Bromo-1-phenyl-1H-pyrazole-3-carboxylic acid ethyl ester
51- 5-Cyano-1-phenyl-1H-pyrazole-3-carboxylic acid ethyl ester 3399-56-2
52- 5-Amino-1-(4-bromo-phenyl)-1H-pyrazole-3-carboxylic acid ethyl ester
53- 5-Chloro-1-p-tolyl-1H-pyrazole-3-carboxylic acid ethyl ester 460331-53-7
54- 5-Bromo-1-p-tolyl-1H-pyrazole-3-carboxylic acid ethyl ester 121434-51-3
55- 5-Amino-4-bromo-1-p-tolyl-1H-pyrazole-3-carboxylic acid ethyl ester
56- 5-Amino-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester 70500-80-0
57- 5-Chloro-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester 1172229-72-9
58- 5-Bromo-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester
59- 5-Cyano-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester
60- 5-Amino-4-bromo-1-methyl-1H-pyrazole-3-carboxylic acid ethyl ester 1174305-82-8
61- ethyl 5-amino-1-(3-chlorophenyl)-1H-pyrazole-4-carboxylate 15001-08-8
62- ethyl 5-amino-1-(3-fluorophenyl)-1H-pyrazole-4-carboxylate 138907-70-7
63- ethyl 5-amino-1-(pyrimidin-2-yl)-1H-pyrazole-4-carboxylate 91129-95-2
64- ethyl 5-amino-1-(4-fluorophenyl)-1H-pyrazole-4-carboxylate 138907-68-3
65- ethyl 5-amino-1-(4-chlorophenyl)-1H-pyrazole-4-carboxylate 14678-87-6
66- ethyl 5-amino-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylate 16459-35-1
67- ethyl 5-amino-1-(2-bromophenyl)-1H-pyrazole-4-carboxylate 1019009-68-7
68- ethyl 5-amino-1-(2-nitrophenyl)-1H-pyrazole-4-carboxylate 16459-33-9
69- ethyl 5-amino-1-(2-fluorophenyl)-1H-pyrazole-4-carboxylate 618070-65-8
70- ethyl 5-amino-1-(4-bromophenyl)-1H-pyrazole-4-carboxylate 138907-71-8
71- ethyl 1-(3-chlorophenyl)-5-fluoro-1H-pyrazole-4-carboxylate
72- ethyl 5-fluoro-1-(3-fluorophenyl)-1H-pyrazole-4-carboxylate
73- ethyl 5-fluoro-1-(pyrimidin-2-yl)-1H-pyrazole-4-carboxylate
74- ethyl 5-fluoro-1-(4-fluorophenyl)-1H-pyrazole-4-carboxylate
75- ethyl 1-(4-chlorophenyl)-5-fluoro-1H-pyrazole-4-carboxylate
76- ethyl 5-fluoro-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylate
77- ethyl 1-(2-bromophenyl)-5-fluoro-1H-pyrazole-4-carboxylate
78- ethyl 5-fluoro-1-(2-nitrophenyl)-1H-pyrazole-4-carboxylate
79- ethyl 5-fluoro-1-(2-fluorophenyl)-1H-pyrazole-4-carboxylate
80- ethyl 1-(4-bromophenyl)-5-fluoro-1H-pyrazole-4-carboxylate
81- ethyl 5-chloro-1-(3-chlorophenyl)-1H-pyrazole-4-carboxylate
82- ethyl 5-chloro-1-(3-fluorophenyl)-1H-pyrazole-4-carboxylate
83- ethyl 5-chloro-1-(pyrimidin-2-yl)-1H-pyrazole-4-carboxylate 104909-40-2
84- ethyl 5-chloro-1-(4-fluorophenyl)-1H-pyrazole-4-carboxylate 288252-75-5
85- ethyl 5-chloro-1-(4-chlorophenyl)-1H-pyrazole-4-carboxylate 110821-36-8
86- ethyl 5-chloro-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylate 110821-37-9
87- ethyl 1-(2-bromophenyl)-5-chloro-1H-pyrazole-4-carboxylate
88- ethyl 5-chloro-1-(2-nitrophenyl)-1H-pyrazole-4-carboxylate 121716-35-6 98475-72-0
89- 110821-39-1 , 1082828-31-6 , 110821-40-4

90- ethyl 5-bromo-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylate
ethyl 5-bromo-1-(2-nitrophenyl)-1H-pyrazole-4-carboxylate
ethyl 1-(3-chlorophenyl)-5-cyano-1H-pyrazole-4-carboxylate 98476-16-5
ethyl 5-cyano-1-(3-fluorophenyl)-1H-pyrazole-4-carboxylate 98476-14-3
ethyl 5-cyano-1-(pyrimidin-2-yl)-1H-pyrazole-4-carboxylate
ethyl 5-cyano-1-(4-fluorophenyl)-1H-pyrazole-4-carboxylate 98476-22-3
ethyl 1-(4-chlorophenyl)-5-cyano-1H-pyrazole-4-carboxylate 98476-27-8
 
Biology news on Phys.org
please read forum guidelines, only english. Not latin or greek!
 

Similar threads

  • · Replies 4 ·
Replies
4
Views
16K
  • · Replies 6 ·
Replies
6
Views
3K
Replies
2
Views
3K
  • · Replies 29 ·
Replies
29
Views
5K
  • · Replies 4 ·
Replies
4
Views
5K
  • · Replies 6 ·
Replies
6
Views
12K
  • · Replies 3 ·
Replies
3
Views
5K
  • · Replies 1 ·
Replies
1
Views
3K
Replies
4
Views
2K
  • · Replies 2 ·
Replies
2
Views
3K