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  2. Compostos Químicos
  3. Química Analítica e Padrões de Referência (CRS)
  4. Padrões Farmacêuticas
  5. Ingredientes Farmacêuticos Activos (API) para investigação
  6. Pyrazine e Impurezas
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Pyrazine e Impurezas

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produtos por página. 1918 produtos desta categoria.

MarcaDados do produtoPurezaGama de preçosEstimativa de entrega
Fluorochem logo
METHYL 3-AMINO-6-PHENYLPYRAZINE-2-CARBOXYLATE
REF: 10-F500650CAS: 1503-42-0 		95.0%34,00 €~255,00 €Ter 15 Out 24
Fluorochem logo
Methyl 5-chloro-6-methylpyrazine-2-carboxylate
REF: 10-F232608CAS: 77168-85-5 		95.0%20,00 €~228,00 €Ter 15 Out 24
Fluorochem logo
Methyl 5-(bromomethyl)pyrazine-2-carboxylate
REF: 10-F078242CAS: 193966-70-0 		95.0%96,00 €~858,00 €Ter 15 Out 24
Fluorochem logo
(3-Methoxypyrazin-2-yl)methanamine hydrochloride
REF: 10-F612630CAS: 1956335-62-8 		95+%148,00 €~539,00 €Ter 15 Out 24
Fluorochem logo
6-(Trifluoromethyl)pyrazine-2-carboxylic acid
REF: 10-F780101CAS: 1060812-74-9 		98%175,00 €~252,00 €Ter 15 Out 24
Fluorochem logo
1-(5-Methoxypyrazin-2-yl)ethanone
REF: 10-F614589CAS: 320592-61-8 		98+%172,00 €~2.195,00 €Ter 15 Out 24
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N-[(1S)-2-[[(1R)-1-Hydroperoxy-3-methylbutyl]amino]-2-oxo-1-(phenylmethyl)ethyl]-2-pyrazinecarboxamide
REF: 10-F611886CAS: 886979-78-8 		97%102,00 €Ter 15 Out 24
Fluorochem logo
2-Amino-3-(4-Boc-piperazin-1-yl)pyrazine
REF: 10-F076342CAS: 1208542-95-3 		95.0%31,00 €~257,00 €Ter 15 Out 24
Fluorochem logo
2-Chloro-5-methoxypyrazine
REF: 10-F220165CAS: 33332-31-9 		95.0%53,00 €~1.874,00 €Ter 15 Out 24
Fluorochem logo
5-Bromo-3-chloropyrazin-2(1H)-one
REF: 10-F540324CAS: 21943-17-9 		97.0%31,00 €~443,00 €Ter 15 Out 24
Fluorochem logo
tert-Butyl (5-(bromomethyl)pyrazin-2-yl)carbamate
REF: 10-F335006CAS: 369638-69-7 		95.0%96,00 €~536,00 €Ter 15 Out 24
Fluorochem logo
3-Bromo-6-chloropyrazine-2-carboxylic acid
REF: 10-F321138CAS: 1260773-60-1 		95.0%38,00 €~320,00 €Ter 15 Out 24
Fluorochem logo
2,6-DICHLORO-3-METHOXYPYRAZINE
REF: 10-F530888CAS: 1430460-52-8 		95.0%241,00 €~2.388,00 €Ter 15 Out 24
Fluorochem logo
1-METHYL-3-(PYRAZIN-2-YL)-1H-PYRAZOLE-4-CARBALDEHYDE
REF: 10-F535359CAS: 1340455-25-5 		95.0%490,00 €~1.169,00 €Ter 15 Out 24
Fluorochem logo
2-Bromo-5-chloropyrazine
REF: 10-F077094CAS: 912773-21-8 		95.0%20,00 €~347,00 €Ter 15 Out 24
Fluorochem logo
6-Fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile compound with dicyclohexylamine (1:1)
REF: 10-F617725CAS: 1137606-74-6 		98%156,00 €~566,00 €Ter 15 Out 24
Fluorochem logo
5-Bromo-3-methoxypyrazin-2-amine
REF: 10-F064917CAS: 5900-13-0 		97.0%20,00 €~78,00 €Ter 15 Out 24
Fluorochem logo
Methyl 3-amino-6-bromo-5-chloropyrazine-2-carboxylate
REF: 10-F623875CAS: 14340-25-1 		97%553,00 €~1.315,00 €Ter 15 Out 24
Fluorochem logo
5-Chloropyrazine-2-carbaldehyde
REF: 10-F228824CAS: 88625-24-5 		95.0%54,00 €~469,00 €Ter 15 Out 24
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2-Amino-3-chloropyrazine
REF: 10-F035839CAS: 6863-73-6 		97.0%20,00 €~477,00 €Ter 15 Out 24
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METHYL 3-AMINO-6-PHENYLPYRAZINE-2-CARBOXYLATE
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METHYL 3-AMINO-6-PHENYLPYRAZINE-2-CARBOXYLATE

CAS:1503-42-0
Pureza:
95.0%
Peso molecular:
229.23899841308594

Ref: 10-F500650

1g255,00 €
100mg34,00 €
250mg72,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
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discount label
Methyl 5-chloro-6-methylpyrazine-2-carboxylate
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Methyl 5-chloro-6-methylpyrazine-2-carboxylate

CAS:77168-85-5
Pureza:
95.0%
Cor e Forma:
Solid
Peso molecular:
186.60000610351562

Ref: 10-F232608

1g47,00 €
5g118,00 €
10g228,00 €
100mg20,00 €
250mg23,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
Methyl 5-(bromomethyl)pyrazine-2-carboxylate
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Methyl 5-(bromomethyl)pyrazine-2-carboxylate

CAS:193966-70-0
Pureza:
95.0%
Cor e Forma:
Solid, solid
Peso molecular:
231.0489959716797

Ref: 10-F078242

1g316,00 €
5g858,00 €
100mg96,00 €
250mg127,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
(3-Methoxypyrazin-2-yl)methanamine hydrochloride
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(3-Methoxypyrazin-2-yl)methanamine hydrochloride

CAS:1956335-62-8
Pureza:
95+%
Peso molecular:
175.6199951171875

Ref: 10-F612630

1g539,00 €
100mg148,00 €
250mg240,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
6-(Trifluoromethyl)pyrazine-2-carboxylic acid
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6-(Trifluoromethyl)pyrazine-2-carboxylic acid

CAS:1060812-74-9
Pureza:
98%
Peso molecular:
192.0970001220703

Ref: 10-F780101

100mg175,00 €
250mg252,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
1-(5-Methoxypyrazin-2-yl)ethanone
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1-(5-Methoxypyrazin-2-yl)ethanone

CAS:320592-61-8
Pureza:
98+%
Peso molecular:
152.1529998779297

Ref: 10-F614589

1g532,00 €
5g1.294,00 €
10g2.195,00 €
100mg172,00 €
250mg271,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
N-[(1S)-2-[[(1R)-1-Hydroperoxy-3-methylbutyl]amino]-2-oxo-1-(phenylmethyl)ethyl]-2-pyrazinecarboxa…
Fluorochem logo
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N-[(1S)-2-[[(1R)-1-Hydroperoxy-3-methylbutyl]amino]-2-oxo-1-(phenylmethyl)ethyl]-2-pyrazinecarboxamide

CAS:886979-78-8
Pureza:
97%
Peso molecular:
372.42498779296875

Ref: 10-F611886

10mg102,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
2-Amino-3-(4-Boc-piperazin-1-yl)pyrazine
Fluorochem logo
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2-Amino-3-(4-Boc-piperazin-1-yl)pyrazine

CAS:1208542-95-3
Pureza:
95.0%
Cor e Forma:
Solid, solid
Peso molecular:
279.343994140625

Ref: 10-F076342

1g76,00 €
5g257,00 €
250mg31,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
2-Chloro-5-methoxypyrazine
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2-Chloro-5-methoxypyrazine

CAS:33332-31-9
Pureza:
95.0%
Cor e Forma:
Solid, solid
Peso molecular:
144.55999755859375

Ref: 10-F220165

1g163,00 €
5g586,00 €
25g1.874,00 €
100mg53,00 €
250mg74,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
5-Bromo-3-chloropyrazin-2(1H)-one
Fluorochem logo
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5-Bromo-3-chloropyrazin-2(1H)-one

CAS:21943-17-9
Pureza:
97.0%
Cor e Forma:
Solid
Peso molecular:
209.42999267578125

Ref: 10-F540324

1g43,00 €
5g119,00 €
10g192,00 €
25g443,00 €
250mg31,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
tert-Butyl (5-(bromomethyl)pyrazin-2-yl)carbamate
Fluorochem logo
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tert-Butyl (5-(bromomethyl)pyrazin-2-yl)carbamate

CAS:369638-69-7
Pureza:
95.0%
Cor e Forma:
Solid
Peso molecular:
288.1449890136719

Ref: 10-F335006

1g536,00 €
100mg96,00 €
250mg205,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
3-Bromo-6-chloropyrazine-2-carboxylic acid
Fluorochem logo
+ info

3-Bromo-6-chloropyrazine-2-carboxylic acid

CAS:1260773-60-1
Pureza:
95.0%
Cor e Forma:
Solid
Peso molecular:
237.44000244140625

Ref: 10-F321138

1g99,00 €
5g320,00 €
250mg38,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
2,6-DICHLORO-3-METHOXYPYRAZINE
Fluorochem logo
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2,6-DICHLORO-3-METHOXYPYRAZINE

CAS:1430460-52-8
Pureza:
95.0%
Peso molecular:
179.0

Ref: 10-F530888

1g655,00 €
5g1.405,00 €
10g2.388,00 €
100mg241,00 €
250mg371,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
1-METHYL-3-(PYRAZIN-2-YL)-1H-PYRAZOLE-4-CARBALDEHYDE
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1-METHYL-3-(PYRAZIN-2-YL)-1H-PYRAZOLE-4-CARBALDEHYDE

CAS:1340455-25-5
Pureza:
95.0%
Peso molecular:
188.19000244140625

Ref: 10-F535359

1g1.169,00 €
100mg490,00 €
250mg805,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
2-Bromo-5-chloropyrazine
Fluorochem logo
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2-Bromo-5-chloropyrazine

CAS:912773-21-8
Pureza:
95.0%
Cor e Forma:
Solid
Peso molecular:
193.42999267578125

Ref: 10-F077094

1g20,00 €
5g29,00 €
10g43,00 €
25g98,00 €
100g347,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
6-Fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile compound with dicyclohexylamine (1:1)
Fluorochem logo
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6-Fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile compound with dicyclohexylamine (1:1)

CAS:1137606-74-6
Pureza:
98%
Peso molecular:
320.4119873046875

Ref: 10-F617725

1g566,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
5-Bromo-3-methoxypyrazin-2-amine
Fluorochem logo
+ info

5-Bromo-3-methoxypyrazin-2-amine

CAS:5900-13-0
Pureza:
97.0%
Cor e Forma:
Solid
Peso molecular:
204.02699279785156

Ref: 10-F064917

1g24,00 €
5g20,00 €
10g36,00 €
25g78,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
Methyl 3-amino-6-bromo-5-chloropyrazine-2-carboxylate
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Methyl 3-amino-6-bromo-5-chloropyrazine-2-carboxylate

CAS:14340-25-1
Pureza:
97%
Peso molecular:
266.4800109863281

Ref: 10-F623875

100mg553,00 €
500mg1.315,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
5-Chloropyrazine-2-carbaldehyde
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5-Chloropyrazine-2-carbaldehyde

CAS:88625-24-5
Pureza:
95.0%
Cor e Forma:
Solid, Pale yellow to yellow-brown solid
Peso molecular:
142.5399932861328

Ref: 10-F228824

1g76,00 €
5g254,00 €
10g469,00 €
250mg54,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
discount label
2-Amino-3-chloropyrazine
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2-Amino-3-chloropyrazine

CAS:6863-73-6
Pureza:
97.0%
Cor e Forma:
Solid, Off-white solid
Peso molecular:
129.5500030517578

Ref: 10-F035839

5g20,00 €
10g23,00 €
25g34,00 €
100g110,00 €
500g477,00 €
Entrega estimada em Estados Unidos, Terça-feira 15 de Outubro de 2024
+ info
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