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ChemicalBook >> CAS DataBase List >> 2-Piperazine-4-amino-6,7-dimethoxyquinazoline

2-Piperazine-4-amino-6,7-dimethoxyquinazoline

2-Piperazine-4-amino-6,7-dimethoxyquinazoline price.
  • $60 - $2520
  • Product name: 2-Piperazine-4-amino-6,7-dimethoxyquinazoline
  • CAS: 60547-97-9
  • MF: C14H19N5O2
  • MW: 289.33
  • EINECS:
  • MDL Number:MFCD00563872
  • Synonyms:6,7-Dimethoxy-2(1-Piperazinyl)-Quinozoline ;6,7-DIMETHOXY-2-(1-PIPERAZINYL)-4-QUINAZOLINAMINE;6,7-DIMETHOXY-2-(PIPERAZIN-1-YL)QUINAZOLIN-4-AMINE;6,7-DIMETHOXY-2-PIPERAZIN-1-YL-QUINAZOLIN-4-YLAMINE;6,7-DIMETHOXY-2-PIPERAZINO-4-AMINOQUINAZOLINE;4-QUINAZOLINAMINE, 6,7-DIMETHOXY-2-(1-PIPERAZINYL);2-(1-PIPERAZINYL)-4-AMINO-6,7-DIMETHOXYQUINAZOLINE;2-piperazine-4-amino-6,7-dimethoxyquinazoline
Price28 Properties Safety Information Description
28 prices
Selected condition：
Brand
  • A2B
  • ACHEMBLOCK
  • AHH
  • AK Scientific
  • Alichem
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Chemenu
  • Crysdot
  • Sigma-Aldrich
  • SynQuest Laboratories
  • TRC
Package
  • 10MG
  • 50MG
  • 100mg
  • 250mg
  • 500MG
  • 1g
  • 5g
  • 10g
  • 25g
  • 1 unit
  • ManufacturerA2B
  • Product numberAI53496
  • Product description2-piperazine-4-amino-6,7-dimethoxyquinazoline 98%
  • Packaging250mg
  • Price$60
  • Updated2026-05-25
  • Buy
  • ManufacturerA2B
  • Product numberAI53496
  • Product description2-piperazine-4-amino-6,7-dimethoxyquinazoline 98%
  • Packaging1g
  • Price$160
  • Updated2026-05-25
  • Buy
  • ManufacturerA2B
  • Product numberAI53496
  • Product description2-piperazine-4-amino-6,7-dimethoxyquinazoline 98%
  • Packaging5g
  • Price$428
  • Updated2026-05-25
  • Buy
  • ManufacturerA2B
  • Product numberAI53496
  • Product description2-piperazine-4-amino-6,7-dimethoxyquinazoline 98%
  • Packaging10g
  • Price$765
  • Updated2026-05-25
  • Buy
  • ManufacturerA2B
  • Product numberAI53496
  • Product description2-piperazine-4-amino-6,7-dimethoxyquinazoline 98%
  • Packaging25g
  • Price$1355
  • Updated2026-05-25
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberAD277519
  • Product description6,7-dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 95%
  • Packaging25G
  • Price$2520
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberAD277519
  • Product description6,7-dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 95%
  • Packaging5G
  • Price$840
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberAD277519
  • Product description6,7-dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 95%
  • Packaging1G
  • Price$280
  • Updated2026-05-27
  • Buy
  • ManufacturerAHH
  • Product numberMT-10274
  • Product description6,7-Dimethoxy-2-piperazino-4-aminoquinazoline 98%
  • Packaging5g
  • Price$868
  • Updated2021-12-16
  • Buy
  • ManufacturerAHH
  • Product numberMT-10274
  • Product description6,7-Dimethoxy-2-piperazino-4-aminoquinazoline 97%
  • Packaging5g
  • Price$868
  • Updated2026-05-25
  • Buy
  • ManufacturerAHH
  • Product numberMT-10274
  • Product description6,7-Dimethoxy-2-piperazino-4-aminoquinazoline 97%
  • Packaging5g
  • Price$868
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ11306
  • Product descriptionTerazosinEPImpurityC
  • Packaging100mg
  • Price$98
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number60547979
  • Product description6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine
  • Packaging1g
  • Price$245.52
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberAPI0045925
  • Product description6,7-DIMETHOXY-2-PIPERAZINO-4-AMINOQUINAZOLINE 95.00%
  • Packaging50MG
  • Price$716.1
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberAPI0045925
  • Product description6,7-DIMETHOXY-2-PIPERAZINO-4-AMINOQUINAZOLINE 95.00%
  • Packaging500MG
  • Price$1686.3
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR14899
  • Product description4-Amino-6,7-dimethoxy-2-(piperazin-1-yl)quinazoline
  • Packaging5g
  • Price$435
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
A2B AI53496 2-piperazine-4-amino-6,7-dimethoxyquinazoline 98% 250mg $60 2026-05-25 Buy
A2B AI53496 2-piperazine-4-amino-6,7-dimethoxyquinazoline 98% 1g $160 2026-05-25 Buy
A2B AI53496 2-piperazine-4-amino-6,7-dimethoxyquinazoline 98% 5g $428 2026-05-25 Buy
A2B AI53496 2-piperazine-4-amino-6,7-dimethoxyquinazoline 98% 10g $765 2026-05-25 Buy
A2B AI53496 2-piperazine-4-amino-6,7-dimethoxyquinazoline 98% 25g $1355 2026-05-25 Buy
ACHEMBLOCK AD277519 6,7-dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 95% 25G $2520 2026-05-27 Buy
ACHEMBLOCK AD277519 6,7-dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 95% 5G $840 2026-05-27 Buy
ACHEMBLOCK AD277519 6,7-dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 95% 1G $280 2026-05-27 Buy
AHH MT-10274 6,7-Dimethoxy-2-piperazino-4-aminoquinazoline 98% 5g $868 2021-12-16 Buy
AHH MT-10274 6,7-Dimethoxy-2-piperazino-4-aminoquinazoline 97% 5g $868 2026-05-25 Buy
AHH MT-10274 6,7-Dimethoxy-2-piperazino-4-aminoquinazoline 97% 5g $868 2026-05-26 Buy
AK Scientific J11306 TerazosinEPImpurityC 100mg $98 2021-12-16 Buy
Alichem 60547979 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 1g $245.52 2021-12-16 Buy
American Custom Chemicals Corporation API0045925 6,7-DIMETHOXY-2-PIPERAZINO-4-AMINOQUINAZOLINE 95.00% 50MG $716.1 2021-12-16 Buy
American Custom Chemicals Corporation API0045925 6,7-DIMETHOXY-2-PIPERAZINO-4-AMINOQUINAZOLINE 95.00% 500MG $1686.3 2021-12-16 Buy
Apolloscientific OR14899 4-Amino-6,7-dimethoxy-2-(piperazin-1-yl)quinazoline 5g $435 2021-12-16 Buy
Next Last

Properties

Melting point :219-221°C (dec.)
Boiling point :527.0±60.0 °C(Predicted)
Density :1.265±0.06 g/cm3(Predicted)
storage temp. :Sealed in dry,2-8°C
solubility :DMSO (Slightly), Methanol (Slightly)
form :powder
pka :8.55±0.10(Predicted)
color :White
CAS DataBase Reference :60547-97-9(CAS DataBase Reference)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P337+P313 IF eye irritation persists: Get medical advice/attention.
P362 Take off contaminated clothing and wash before reuse.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

2-Piperazinyl-4-amino-6,7-dimethoxyquinazoline (Terazosin EP Impurity C) is a metabolite of Prazosin. It is also an impurity arising in the synthesis of Terazosin (T105000).

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Suppliers and manufacturers

career henan chemical co
2-Piperazine-4-amino-6,7-dimethoxyquinazoline
$3.00 /1KG
2-Piperazine-4-amino-6,7-dimethoxyquinazoline CAS:60547-97-9
Capot Chemical Co.,Ltd.
Beijing Cooperate Pharmaceutical Co.,Ltd
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CONIER CHEM AND PHARMA LIMITED
SIMAGCHEM CORP
TargetMol Chemicals Inc.
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Hefei TNJ Chemical Industry Co.,Ltd.
Dayang Chem (Hangzhou) Co.,Ltd.