ChemicalBook > CAS DataBase List > 2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMine]

2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMine]

Product Name
2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMine]
CAS No.
102839-00-9
Chemical Name
2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMine]
Synonyms
TCMDC 123865;Terazosin-006;Terazosin EP IMP E;Terazosin Impurity9;Doxazosin EP Impurity;Prazosin EP Impurity E;Terazosin EP IMpurity E;Doxazosin Mesilate Impurity H;Terazosin USP Related Compound C;Doxazosin Mesilate EP Impurity H
CBNumber
CB12544547
Molecular Formula
C24H28N8O4
Formula Weight
492.53
MOL File
102839-00-9.mol
More
Less

2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMine] Property

Melting point:
>254°C (dec.)
Boiling point:
784.7±70.0 °C(Predicted)
Density 
1.373±0.06 g/cm3(Predicted)
storage temp. 
Amber Vial, -20°C Freezer, Under inert atmosphere
solubility 
DMSO (Vey Slightly, Heated), Methanol (Very Slightly, Heated)
pka
6.82±0.50(Predicted)
color 
White to Light Yellow
Stability:
Light Sensitive
More
Less

Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H361Suspected of damaging fertility or the unborn child

H373May cause damage to organs through prolonged or repeated exposure

Precautionary statements

P201Obtain special instructions before use.

P202Do not handle until all safety precautions have been read and understood.

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P281Use personal protective equipment as required.

P308+P313IF exposed or concerned: Get medical advice/attention.

P314Get medical advice/attention if you feel unwell.

P405Store locked up.

P501Dispose of contents/container to..…

More
Less

N-Bromosuccinimide Price

Sigma-Aldrich
Product number
Y0000665
Product name
Terazosin impurity E
Purity
European Pharmacopoeia (EP) Reference Standard
Packaging
y0000665
Price
$153
Updated
2024/03/01
TRC
Product number
P480620
Product name
2,2''-(1,4-Piperazinediyl)bis[6,7-dimethoxy-4-quinazolinamine](TerazosinImpurity)
Packaging
100mg
Price
$1390
Updated
2021/12/16
Medical Isotopes, Inc.
Product number
48342
Product name
2,2??-(1,4-Piperazinediyl)bis[6,7-dimethoxy-4-quinazolinamine](TerazosinImpurity)
Packaging
100mg
Price
$2200
Updated
2021/12/16
Biosynth Carbosynth
Product number
IP27062
Product name
2,2'-(1,4-Piperazinediyl)bis[6,7-dimethoxy-4-quinazolinamine]
Packaging
1mg
Price
$80
Updated
2021/12/16
Biosynth Carbosynth
Product number
IP27062
Product name
2,2'-(1,4-Piperazinediyl)bis[6,7-dimethoxy-4-quinazolinamine]
Packaging
2mg
Price
$125
Updated
2021/12/16
More
Less

2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMine] Chemical Properties,Usage,Production

Uses

2,2''-(1,4-Piperazinediyl)bis[6,7-dimethoxy-4-quinazolinamine] (Terazosin EP Impurity E) is an impurity of selective alpha 1 antagonists: Terazosin (T105000) and Prazosin (P702325).

2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMine] Preparation Products And Raw materials

Raw materials

Preparation Products

More
Less

2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMine] Suppliers

Canada 1 China 53 India 6 United Kingdom 1 United States 8 Global 69
J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
94657
Advantage
76
Chemsky (shanghai) International Co.,Ltd
Tel
021-50135380
Email
shchemsky@sina.com
Country
China
ProdList
15402
Advantage
60
ChemStrong Scientific Co.,Ltd
Tel
0755-0755-66853366 13670046396
Fax
0755-28363542
Email
sales@chem-strong.com
Country
China
ProdList
18042
Advantage
56
BOC Sciences
Tel
16314854226
Email
info@bocsci.com
Country
United States
ProdList
9923
Advantage
65
parabiochem
Tel
025-83453382-8005
Fax
025-83453382
Email
sale@parabiochem.com
Country
China
ProdList
9595
Advantage
55
Amadis Chemical Company Limited
Tel
571-89925085
Fax
0086-571-89925065
Email
sales@amadischem.com
Country
China
ProdList
131957
Advantage
58
Shanghai CR Corporation Limited
Tel
021-80270511; 4006653949
Fax
QQ: 2136646215
Email
fred.wen@crcorporation.cn
Country
China
ProdList
10044
Advantage
58
Shenzhen SUNGENING Bio-Medical Co., Ltd.
Tel
0755-28967200 13631290199
Fax
0755-28967200
Email
wxf@sungening.com
Country
China
ProdList
9577
Advantage
60
Zhongshan Resi Biotechnology Co., Ltd.
Tel
13715524166 13326948089
Fax
+86 760 8866 5202
Email
resicn@resicn.com
Country
China
ProdList
520
Advantage
58
Shanghai ring qi biological technology co., LTD
Tel
13524106587
Email
sales@hq-chem.com
Country
China
ProdList
225
Advantage
58

102839-00-9, 2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMine]Related Search:

Terazosin EP IMpurity D [4-(4-AMino-6-hydroxy-7-Methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)Methanone [4-(4-AMino-6,7-diMethoxy-2-quinazolinyl)-1-piperazinyl][(5S)-tetrahydro-5-Methyl-2-furanyl]Methanone Terazosin IMpurity J [4-(4-AMino-7-hydroxy-6-Methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)Methanone Terazosin hydrochloride dihydrate NSC 351869 Prazosin hydrochloride 1-(2-Furoyl)piperazine Prazosin Terazosin EP Impurity O Piperazine, 1-[[(2R)-tetrahydro-2-furanyl]carbonyl]- (9CI) Terazosin Impurity 1-[4-(4-AMino-6,7-diMethoxy-2-quinazolinyl)-1-piperazinyl]-5-hydroxy-1-pentanone (R)-Terazosin Terazosin impurity 2-Chloro-4-amino-6,7-dimethoxyquinazoline 6,7-DiMethoxy-2-(4-(tetrahydrofuran-2-carbonyl)piperazin-1-yl)quinazolin-4(1H)-one

  • 2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMine] (Terazosin IMpurity)
  • Terazosin EP IMpurity E
  • 1,4-Bis(4-amino-6,7-dimethoxy-2-quinazolinyl)piperazine
  • Prazosin EP Impurity E
  • Terazosin-006
  • Terazosin Impurity 5(Terazosin EP Impurity E)
  • Doxazosin Impurity 8（Doxazosin EP Impurity H）
  • Terazosin EP IMP E
  • Prazosin Impurity 5(Prazosin EP Impurity E)
  • Terazosin Impurity9
  • 4-Quinazolinamine, 2,2'-(1,4-piperazinediyl)bis[6,7-dimethoxy-
  • 2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMi...
  • Doxazosin EP Impurity H (Prazosin EP Impurity E/ Terazosin EP Impurity E/ Terazosin Related Compound C)
  • Doxazosin EP Impurity H in salt form
  • Terazosin EP Impurity E (USP RC C)
  • 2,2''-(Piperazin-1,4-diyl)bis- (6,7-dimethoxyquinazolin-4-amine)
  • Terazosin USP Related Compound C
  • TCMDC 123865
  • Prazosin Hydrochloride Impurity E
  • Terazosin Hydrochloride Dihydrate Impurity E
  • 2,2'-(Piperazine-1,4-diyl)bis(6,7-dimethoxyquinazolin-4-amine) (Doxazosin Impurity)
  • Doxazosin EP Impurity H HCl (Prazosin EP Impurity E HCl, Terazosin EP Impurity E HCl)
  • Doxazosin Mesilate EP Impurity H
  • Prazosin Hydrochloride EP Impurity E
  • Terazosin Hydrochloride Dihydrate EP Impurity E
  • Doxazosin Mesilate Impurity H
  • 2,2'-(1,4-Piperazinediyl)bis[6,7-dimethoxy-4-quinazolinamine]
  • 2,2'-(Piperazine-1,4-diyl)bis(6,7-dimethoxyquinazolin-4-amine) (Doxazosin Impurity)
  • Doxazosin EP Impurity
  • 102839-00-9
  • C24H28N8O4
  • Amines
  • Bases & Related Reagents
  • Heterocycles
  • Impurities
  • Intermediates & Fine Chemicals
  • Nucleotides
  • Pharmaceuticals