Product Name

  • Name

    2-Aminothiazol-4-acetic acid

  • EINECS 249-769-6
  • CAS No. 29676-71-9
  • Article Data8
  • CAS DataBase
  • Density 1.553 g/cm3
  • Solubility insoluble in water
  • Melting Point 130 °C (dec.)(lit.)
  • Formula C5H6N2O2S
  • Boiling Point 399.016 °C at 760 mmHg
  • Molecular Weight 158.181
  • Flash Point 195.118 °C
  • Transport Information
  • Appearance almost white to light beige crystalline powder
  • Safety 26-37/39
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 29676-71-9 (2-Aminothiazol-4-acetic acid)
  • Hazard Symbols IrritantXi
  • Synonyms (2-Amino-1,3-thiazol-4-yl)aceticacid;(2-Amino-4-thiazoyl)acetic acid;2-(2-Amino-4-thiazolyl)acetic acid;2-Amino-4-thiazolylacetic acid;SQ 272;(2-Imino-2,3-dihydro-thiazol-4-yl)-acetic acid;
  • PSA 104.45000
  • LogP 0.93360

Synthetic route

ethyl 2-amino-1,3-thiazol-4-acetate
53266-94-7

ethyl 2-amino-1,3-thiazol-4-acetate

2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

Conditions
ConditionsYield
With sodium hydroxide In methanol at 20℃; for 3h; Reflux;89.7%
With water; sodium hydroxide at 20 - 25℃; for 0.5h; Temperature;86.23%
With water; sodium hydroxide In ethanol for 5h; Reflux;
(2-aminothiazol-4-yl) ethyl acetate hydrochloride

(2-aminothiazol-4-yl) ethyl acetate hydrochloride

2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

Conditions
ConditionsYield
With water; sodium hydroxide at 30 - 40℃; for 0.5h; Temperature;89.5%
<2-amino-thiazolyl-(4)>-acetic acid ethyl ester

<2-amino-thiazolyl-(4)>-acetic acid ethyl ester

2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

Conditions
ConditionsYield
With potassium hydroxide
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

ethanol
64-17-5

ethanol

ethyl 2-amino-1,3-thiazol-4-acetate
53266-94-7

ethyl 2-amino-1,3-thiazol-4-acetate

Conditions
ConditionsYield
With thionyl chloride at 0 - 20℃; for 16h;100%
With thionyl chloride at 0 - 25℃; for 16h;98%
With hydrogenchloride for 3h; Heating;92%
With hydrogenchloride Heating;59%
With thionyl chloride at -5 - 20℃; for 13h;
methanol
67-56-1

methanol

2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

methyl 2-aminothiazole-4-acetate hydrochloride
76629-18-0

methyl 2-aminothiazole-4-acetate hydrochloride

Conditions
ConditionsYield
With thionyl chloride for 0.5h;99%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

C13H19N7O3S2*ClH

C13H19N7O3S2*ClH

cefotiam dihydrochloride

cefotiam dihydrochloride

Conditions
ConditionsYield
With 2,4-Dichloro-6-methoxy-1,3,5-triazine; triethylamine In water; acetone at 0 - 10℃; pH=5; Solvent; pH-value;95%
methanol
67-56-1

methanol

2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

(2-amino-thiazol-4-yl)-acetic acid methyl ester
64987-16-2

(2-amino-thiazol-4-yl)-acetic acid methyl ester

Conditions
ConditionsYield
Stage #1: methanol; 2-amino-4-thiazoleacetic acid With sulfuric acid In methanol at 0℃; Reflux;
Stage #2: With sodium hydrogencarbonate pH=8 - 9;
93%
Stage #1: methanol; 2-amino-4-thiazoleacetic acid With sulfuric acid at 0 - 5℃; for 5h; Heating / reflux;
Stage #2: With sodium hydrogencarbonate In water pH=8 - 9;
93%
With thionyl chloride for 12h;91%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

YM-208876
391901-45-4

YM-208876

(R)-2-(2-aminothiazol-4-yl)-4'-[2-[(2-hydroxy-2-phenylethyl)amino]ethyl]acetanilide
223673-61-8

(R)-2-(2-aminothiazol-4-yl)-4'-[2-[(2-hydroxy-2-phenylethyl)amino]ethyl]acetanilide

Conditions
ConditionsYield
Stage #1: 2-amino-4-thiazoleacetic acid; YM-208876 In water at 20℃; for 0.0833333h;
Stage #2: With hydrogenchloride; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water at 20℃; for 1h; Reagent/catalyst; Temperature;
92.6%
With hydrogenchloride; 1,2-dichloro-ethane In water at 30℃; for 5h;88.31%
With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In d7-N,N-dimethylformamide at 25℃; for 13h; Reagent/catalyst;84%
With hydrogenchloride; dmap In water at 20℃; for 6h;79%
Stage #1: 2-amino-4-thiazoleacetic acid; YM-208876 With hydrogenchloride In water at 25 - 30℃; for 0.25h;
Stage #2: With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride at 25 - 30℃;
Stage #3: With sodium hydroxide In water at 0 - 5℃; pH=9;
144 g
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

(1R)-2-{[2-(4-aminophenyl)ethyl]amino}-1-phenylethan-1-ol hydrochloride

(1R)-2-{[2-(4-aminophenyl)ethyl]amino}-1-phenylethan-1-ol hydrochloride

(R)-2-(2-aminothiazol-4-yl)-4'-[2-[(2-hydroxy-2-phenylethyl)amino]ethyl]acetanilide
223673-61-8

(R)-2-(2-aminothiazol-4-yl)-4'-[2-[(2-hydroxy-2-phenylethyl)amino]ethyl]acetanilide

Conditions
ConditionsYield
With hydrogenchloride; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water at 15 - 20℃; for 1h; pH=1.8 - 2;92%
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water at 20 - 25℃; for 4h; Concentration;82%
With hydrogenchloride; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water for 1h;
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

2-{2[(tert-butoxycarbonyl)amino]-1,3-thiazol-4-yl}acetic acid
89336-46-9

2-{2[(tert-butoxycarbonyl)amino]-1,3-thiazol-4-yl}acetic acid

Conditions
ConditionsYield
In isopropyl alcohol at 0 - 20℃; for 12h; Solvent;92%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

4-[2-(phenethylamino)ethyl]aniline

4-[2-(phenethylamino)ethyl]aniline

2-(2-amino-1,3-thiazol-4-yl)-4'-[2-(phenethylamino)ethyl]phenylacetamide

2-(2-amino-1,3-thiazol-4-yl)-4'-[2-(phenethylamino)ethyl]phenylacetamide

Conditions
ConditionsYield
With hydrogenchloride; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water at 5 - 10℃; for 2h;90%
With hydrogenchloride; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water at 15℃; for 3h;89.3%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

(2-amino-1,3-thiazol-4-yl)acetyl chloride

(2-amino-1,3-thiazol-4-yl)acetyl chloride

2-(2-(2-(2-(2-(2-aminothiazol-4-yl)acetamido)thiazol-4-yl)-acetamido)thiazol-4-yl)acetic acid

2-(2-(2-(2-(2-(2-aminothiazol-4-yl)acetamido)thiazol-4-yl)-acetamido)thiazol-4-yl)acetic acid

Conditions
ConditionsYield
With triethylamine In water at 120℃; for 0.333333h; Reagent/catalyst; Solvent; Temperature; Microwave irradiation;90%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

(2-amino-1,3-thiazol-4-yl)acetyl chloride

(2-amino-1,3-thiazol-4-yl)acetyl chloride

Conditions
ConditionsYield
With oxalyl dichloride; N,N-dimethyl-formamide In dichloromethane at 0 - 5℃;89%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

(R)-2-[ [2-(4-aminophenyl)ethyl]-amino]-1-phenylethanol monohydrochloride
521284-22-0

(R)-2-[ [2-(4-aminophenyl)ethyl]-amino]-1-phenylethanol monohydrochloride

(R)-2-(2-aminothiazol-4-yl)-4'-[2-[(2-hydroxy-2-phenylethyl)amino]ethyl]acetanilide
223673-61-8

(R)-2-(2-aminothiazol-4-yl)-4'-[2-[(2-hydroxy-2-phenylethyl)amino]ethyl]acetanilide

Conditions
ConditionsYield
With hydrogenchloride; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water at 28℃; for 3h; Concentration;84.5%
Stage #1: 2-amino-4-thiazoleacetic acid; (R)-2-[ [2-(4-aminophenyl)ethyl]-amino]-1-phenylethanol monohydrochloride With hydrogenchloride In water at 25 - 30℃;
Stage #2: With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water at 25 - 30℃; for 2h;
84%
Stage #1: 2-amino-4-thiazoleacetic acid; (R)-2-[ [2-(4-aminophenyl)ethyl]-amino]-1-phenylethanol monohydrochloride With hydrogenchloride; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water at 15 - 20℃; for 1h;
Stage #2: With sodium hydroxide In water
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

(1R)-2-{[2-(4-aminophenyl)ethyl]amino}-1-phenylethan-1-ol hydrochloride

(1R)-2-{[2-(4-aminophenyl)ethyl]amino}-1-phenylethan-1-ol hydrochloride

(R)-2-(2-aminothiazol-4-yl)-4’-[2-[(2-hydroxy-2-phenylethyl)amino]ethyl]acetanilide hydrobromide

(R)-2-(2-aminothiazol-4-yl)-4’-[2-[(2-hydroxy-2-phenylethyl)amino]ethyl]acetanilide hydrobromide

Conditions
ConditionsYield
Stage #1: 2-amino-4-thiazoleacetic acid; (1R)-2-{[2-(4-aminophenyl)ethyl]amino}-1-phenylethan-1-ol hydrochloride With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water at 20 - 25℃; for 3h;
Stage #2: With hydrogen bromide In 2-methyltetrahydrofuran at 20 - 25℃; for 1h;
83%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

(R)-2-[ [2-(4-aminophenyl)ethyl]-amino]-1-phenylethanol monohydrochloride
521284-22-0

(R)-2-[ [2-(4-aminophenyl)ethyl]-amino]-1-phenylethanol monohydrochloride

mirabegron

mirabegron

Conditions
ConditionsYield
With hydrogenchloride; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water for 1h;83%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

tert-butyl (5R)-2-(4-aminobenzyl)-5-[(R)-{[tert-butyl(dimethyl)silyl]oxy}(phenyl)methyl]pyrrolidine-1-carboxylate
1190391-54-8

tert-butyl (5R)-2-(4-aminobenzyl)-5-[(R)-{[tert-butyl(dimethyl)silyl]oxy}(phenyl)methyl]pyrrolidine-1-carboxylate

tert-butyl (5R)-2-(4-{[(2-amino-1,3-thiazol-4-yl)acetyl]amino}benzyl)-5-[(R)-{[tert-butyl(dimethyl)silyl]oxy}(phenyl)methyl]pyrrolidine-1-carboxylate
1190393-15-7

tert-butyl (5R)-2-(4-{[(2-amino-1,3-thiazol-4-yl)acetyl]amino}benzyl)-5-[(R)-{[tert-butyl(dimethyl)silyl]oxy}(phenyl)methyl]pyrrolidine-1-carboxylate

Conditions
ConditionsYield
With 1-hydroxy-7-aza-benzotriazole; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 16h; Inert atmosphere;81%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 16h; Inert atmosphere;81%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

YM-208876
391901-45-4

YM-208876

mirabegron

mirabegron

Conditions
ConditionsYield
With hydrogenchloride; dmap at 20℃; for 6h;79.7%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

(R)-N-(4-aminophenethyl)-2-hydroxy-2-phenylacetamide hydrochloride

(R)-N-(4-aminophenethyl)-2-hydroxy-2-phenylacetamide hydrochloride

(R)-2-(2-aminothiazol-4-yl)-4'-[2-[(2-hydroxy-2-phenylethyl)amino]ethyl]acetanilide
223673-61-8

(R)-2-(2-aminothiazol-4-yl)-4'-[2-[(2-hydroxy-2-phenylethyl)amino]ethyl]acetanilide

Conditions
ConditionsYield
With hydrogenchloride; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water at 20℃; for 1h;75.7%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

C30H34N2O12

C30H34N2O12

C35H38N4O13S

C35H38N4O13S

Conditions
ConditionsYield
With triethylamine; dicyclohexyl-carbodiimide In dichloromethane at 25℃; Temperature; Reagent/catalyst; Solvent;67.05%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

2-tolyl isocyanate
614-68-6

2-tolyl isocyanate

2-(o-tolylureido)-4-thiazoleacetic acid

2-(o-tolylureido)-4-thiazoleacetic acid

Conditions
ConditionsYield
In CH2Cl; dichloromethane; acetone66%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

N-hydroxyethyl-4-bromine-1,8-naphthalimide
52559-37-2

N-hydroxyethyl-4-bromine-1,8-naphthalimide

C19H15N3O5S

C19H15N3O5S

Conditions
ConditionsYield
With palladium diacetate In toluene at 90℃; for 48h; Time;52%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

tert-butyl (S)-N-[2-(4-aminophenyl)ethyl]-N-(2-hydroxy-3-phenoxy)propylcarbamate
159183-36-5

tert-butyl (S)-N-[2-(4-aminophenyl)ethyl]-N-(2-hydroxy-3-phenoxy)propylcarbamate

tert-butyl (S)-N-[2-(4-{[2-(2-aminothiazol-4-yl)acetyl]amino}phenyl)ethyl]-N-(2-hydroxy-3-phenoxypropyl)carbamate
1395068-64-0

tert-butyl (S)-N-[2-(4-{[2-(2-aminothiazol-4-yl)acetyl]amino}phenyl)ethyl]-N-(2-hydroxy-3-phenoxypropyl)carbamate

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 17h;50%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

(S)-1-[6-Propyl-4-(3-trifluoromethyl-5,6-dihydro-8H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl)-thieno[2,3-d]pyrimidin-2-yl]-pyrrolidin-3-ylamine
1215167-43-3

(S)-1-[6-Propyl-4-(3-trifluoromethyl-5,6-dihydro-8H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl)-thieno[2,3-d]pyrimidin-2-yl]-pyrrolidin-3-ylamine

2-(2-Amino-thiazol-4-yl)-N-{(S)-1-[6-propyl-4-(3-trifluoromethyl-5,6-dihydro-8H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl)-thieno[2,3-d]pyrimidin-2-yl]-pyrrolidin-3-yl}-acetamide
1215210-12-0

2-(2-Amino-thiazol-4-yl)-N-{(S)-1-[6-propyl-4-(3-trifluoromethyl-5,6-dihydro-8H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl)-thieno[2,3-d]pyrimidin-2-yl]-pyrrolidin-3-yl}-acetamide

Conditions
ConditionsYield
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 0 - 20℃; for 4h;43%
pyridine-4-methanol
586-95-8

pyridine-4-methanol

2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

1,1'-carbonyldiimidazole
530-62-1

1,1'-carbonyldiimidazole

(2-{[(pyridin-4-ylmethoxy)carbonyl]amino}-1,3-thiazol-4-yl)acetic acid

(2-{[(pyridin-4-ylmethoxy)carbonyl]amino}-1,3-thiazol-4-yl)acetic acid

Conditions
ConditionsYield
Stage #1: pyridine-4-methanol; 1,1'-carbonyldiimidazole In tetrahydrofuran at 0 - 20℃;
Stage #2: 2-amino-4-thiazoleacetic acid With 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine In tetrahydrofuran at 20℃;
30%
Stage #1: pyridine-4-methanol; 1,1'-carbonyldiimidazole In tetrahydrofuran at 0 - 20℃; for 5h;
Stage #2: 2-amino-4-thiazoleacetic acid With 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine In tetrahydrofuran at 20℃;
30%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

N-(3-{(R)-2-[3-(5-amino-indol-1-yl)-1,1-dimethyl-propylamino]-1-hydroxy-ethyl}-phenyl)-benzenesulphonamide
936002-90-3

N-(3-{(R)-2-[3-(5-amino-indol-1-yl)-1,1-dimethyl-propylamino]-1-hydroxy-ethyl}-phenyl)-benzenesulphonamide

N-(1-{3-[(R)-2-[3-(phenylsulphonylamino)phenyl]-2-hydroxyethylamino]-3-methylbutyl}-1H-indol-5-yl)-2-(2-aminothiazol-4-yl)acetamide
1075751-45-9

N-(1-{3-[(R)-2-[3-(phenylsulphonylamino)phenyl]-2-hydroxyethylamino]-3-methylbutyl}-1H-indol-5-yl)-2-(2-aminothiazol-4-yl)acetamide

Conditions
ConditionsYield
Stage #1: N-(3-{(R)-2-[3-(5-amino-indol-1-yl)-1,1-dimethyl-propylamino]-1-hydroxy-ethyl}-phenyl)-benzenesulphonamide With hydrogenchloride In water
Stage #2: 2-amino-4-thiazoleacetic acid With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water at 20℃; for 3h;
29%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

N,N-dimethyl-aniline
121-69-7

N,N-dimethyl-aniline

3-[(N,N-dimethylaminophenyl)-4'-diazenyl]thiazoleacetic acid
713519-45-0

3-[(N,N-dimethylaminophenyl)-4'-diazenyl]thiazoleacetic acid

Conditions
ConditionsYield
Stage #1: 2-amino-4-thiazoleacetic acid With sulfuric acid; sodium nitrite In acetic acid; propionic acid at 5 - 10℃; for 0.333333h;
Stage #2: N,N-dimethyl-aniline In acetic acid; propionic acid at 10℃; for 4h;
26%
3-hydroxymethylpyridin
100-55-0

3-hydroxymethylpyridin

2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

1,1'-carbonyldiimidazole
530-62-1

1,1'-carbonyldiimidazole

(2-{[(pyridin-3-ylmethoxy)carbonyl]amino}-1,3-thiazol-4-yl)acetic acid
924625-60-5

(2-{[(pyridin-3-ylmethoxy)carbonyl]amino}-1,3-thiazol-4-yl)acetic acid

Conditions
ConditionsYield
Stage #1: 3-hydroxymethylpyridin; 1,1'-carbonyldiimidazole In tetrahydrofuran at 0 - 20℃;
Stage #2: 2-amino-4-thiazoleacetic acid With 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine In tetrahydrofuran at 20℃;
25%
Stage #1: 3-hydroxymethylpyridin; 1,1'-carbonyldiimidazole In tetrahydrofuran at 0 - 20℃; for 5h;
Stage #2: 2-amino-4-thiazoleacetic acid With 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine In tetrahydrofuran at 20℃;
25%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

4-bromoacetyl-5-methyl-2-phenyl-oxazole
103788-62-1

4-bromoacetyl-5-methyl-2-phenyl-oxazole

3-(2-aminothiazol-4-yl)-4-(5-methyl-2-phenyloxazol-4-yl)furan-2(5H)-one

3-(2-aminothiazol-4-yl)-4-(5-methyl-2-phenyloxazol-4-yl)furan-2(5H)-one

Conditions
ConditionsYield
Stage #1: 2-amino-4-thiazoleacetic acid With potassium carbonate In N,N-dimethyl-formamide for 0.166667h;
Stage #2: 4-bromoacetyl-5-methyl-2-phenyl-oxazole In N,N-dimethyl-formamide at 80℃; Inert atmosphere;
23%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

Fmoc-Leu-OH
35661-60-0

Fmoc-Leu-OH

N-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-alanine
35661-39-3

N-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-alanine

Fmoc-Ser(tBu)-OH
71989-33-8

Fmoc-Ser(tBu)-OH

Fmoc-Glu(OtBu)-OH
71989-18-9

Fmoc-Glu(OtBu)-OH

Fmoc-Ile-OH
71989-23-6

Fmoc-Ile-OH

Fmoc-Tyr(tBu)-OH
71989-38-3

Fmoc-Tyr(tBu)-OH

Fmoc-Lys(tert-butoxycarbonyl)
71989-26-9

Fmoc-Lys(tert-butoxycarbonyl)

Fmoc-Thr(tBu)-OH
71989-35-0

Fmoc-Thr(tBu)-OH

L-Asn(Trt)
132388-59-1

L-Asn(Trt)

Fmoc-L-Gln(Trt)-OH
132327-80-1

Fmoc-L-Gln(Trt)-OH

trifluoroacetic acid
76-05-1

trifluoroacetic acid

Nα-(9-fluorenylmethyloxycarbonyl)-Nγ-2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl-L-arginine

Nα-(9-fluorenylmethyloxycarbonyl)-Nγ-2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl-L-arginine

C124H216N42O32S*C2HF3O2

C124H216N42O32S*C2HF3O2

Conditions
ConditionsYield
Stage #1: Fmoc-Leu-OH With benzotriazol-1-ol; diisopropyl-carbodiimide In N,N-dimethyl-formamide for 2h; 2-SAL Rink amide resin;
Stage #2: With piperidine In N,N-dimethyl-formamide for 0.333333h; 2-SAL Rink amide resin;
Stage #3: 2-amino-4-thiazoleacetic acid; N-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-alanine; Fmoc-Ser(tBu)-OH; Fmoc-Glu(OtBu)-OH; Fmoc-Ile-OH; Fmoc-Tyr(tBu)-OH; Fmoc-Lys(tert-butoxycarbonyl); Fmoc-Thr(tBu)-OH; L-Asn(Trt); Fmoc-L-Gln(Trt)-OH; trifluoroacetic acid; Nα-(9-fluorenylmethyloxycarbonyl)-Nγ-2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl-L-arginine Further stages;
17%
2-amino-4-thiazoleacetic acid
29676-71-9

2-amino-4-thiazoleacetic acid

4-methylthiazol-2-ylamine
1603-91-4

4-methylthiazol-2-ylamine

Conditions
ConditionsYield
beim Erhitzen auf den Schmelzpunkt oder in Saeure;

2-Aminothiazol-4-acetic acid Specification

The 4-Thiazoleacetic acid, 2-amino-, with the CAS registry number 29676-71-9, is also known as (2-Imino-2,3-dihydro-thiazol-4-yl)-acetic acid. It belongs to the product categories of Nitrogen cyclic compounds; Sulphur Derivatives; Organic acids; Heterocyclic Compounds; Cephalosporins; Building Blocks; Heterocyclic Building Blocks; Thiazoles. Its EINECS number is 249-769-6. This chemical's molecular formula is C5H6N2O2S and molecular weight is 158.18. What's more, its systematic name is (2-Amino-1,3-thiazol-4-yl)acetic acid. This chemical should be sealed and stored in a cool place. Moreover, it should be protected from oxides. It is usually applied in the production of cephalosporins, and is also used as the intermediate of cefotiam. It can be prepared by chloro or bromo acetylacetic ether and thiocarbamide, and then go through the hydrolysis to get this chemical.

Physical properties of 4-Thiazoleacetic acid, 2-amino- are: (1)ACD/LogP: 0.87; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.82; (4)ACD/LogD (pH 7.4): -2.12; (5)ACD/BCF (pH 5.5): 1.00; (6)ACD/BCF (pH 7.4): 1.00; (7)ACD/KOC (pH 5.5): 1.45; (8)ACD/KOC (pH 7.4): 1.00; (9)#H bond acceptors: 4; (10)#H bond donors: 3; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 104.45 Å2; (13)Index of Refraction: 1.671; (14)Molar Refractivity: 38.078 cm3; (15)Molar Volume: 101.86 cm3; (16)Polarizability: 15.095×10-24cm3; (17)Surface Tension: 84.47 dyne/cm; (18)Density: 1.553 g/cm3; (19)Flash Point: 195.118 °C; (20)Enthalpy of Vaporization: 68.514 kJ/mol; (21)Boiling Point: 399.016 °C at 760 mmHg; (22)Vapour Pressure: 0 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective gloves and eye/face protection.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(O)Cc1nc(sc1)N
(2)Std. InChI: InChI=1S/C5H6N2O2S/c6-5-7-3(2-10-5)1-4(8)9/h2H,1H2,(H2,6,7)(H,8,9)
(3)Std. InChIKey: DYCLHZPOADTVKK-UHFFFAOYSA-N

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