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

2,4-Dichloro-6,7-dimethoxyquinazoline

Product Name
2,4-Dichloro-6,7-dimethoxyquinazoline
CAS No.
27631-29-4
Chemical Name
2,4-Dichloro-6,7-dimethoxyquinazoline
Synonyms
TIMTEC-BB SBB000972;Doxazosin Impurity 6;Doxazosin EP IMpurity E;7-diMethoxyquinoazoline;Doxazosin Related CoMpound E;Doxazosin Mesilate Impurity E;2,4-Dichloro-6,7-dimethoxyquin;Doxazosin USP Related Compound E;Doxazosin Mesilate EP Impurity E;2,4-Dichloro-6,7-dimethoxyquinazoli
CBNumber
CB7289392
Molecular Formula
C10H8Cl2N2O2
Formula Weight
259.09
MOL File
27631-29-4.mol
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2,4-Dichloro-6,7-dimethoxyquinazoline Property

Melting point:
175-178 °C (lit.)
Boiling point:
340.5±42.0 °C(Predicted)
Density 
1.5369 (rough estimate)
refractive index 
1.6100 (estimate)
storage temp. 
2-8°C
solubility 
Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)
pka
-0.49±0.30(Predicted)
form 
Crystalline Powder
color 
Pale yellow to beige
Water Solubility 
Insoluble in water.
Sensitive 
Moisture Sensitive
BRN 
190331
CAS DataBase Reference
27631-29-4(CAS DataBase Reference)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
37/39-26-36
WGK Germany 
3
HS Code 
29334900
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
550868
Product name
2,4-Dichloro-6,7-dimethoxyquinazoline
Purity
97%
Packaging
25g
Price
$170
Updated
2024/03/01
Sigma-Aldrich
Product number
1225474
Product name
Doxazosin Related Compound E
Purity
United States Pharmacopeia (USP) Reference Standard
Packaging
20mg
Price
$1300
Updated
2024/03/01
TCI Chemical
Product number
D3746
Product name
2,4-Dichloro-6,7-dimethoxyquinazoline
Purity
>98.0%(HPLC)(N)
Packaging
5g
Price
$86
Updated
2024/03/01
Alfa Aesar
Product number
L06051
Product name
2,4-Dichloro-6,7-dimethoxyquinazoline, 97%
Packaging
1g
Price
$22.4
Updated
2021/12/16
Alfa Aesar
Product number
L06051
Product name
2,4-Dichloro-6,7-dimethoxyquinazoline, 97%
Packaging
5g
Price
$56.6
Updated
2021/12/16
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2,4-Dichloro-6,7-dimethoxyquinazoline Chemical Properties,Usage,Production

Chemical Properties

pale yellow to beige crystalline powder

Uses

An intermediate in the preparation of potential inhibitors of epidermal growth factor receptor kinases. An intermediate in the preparation of Terazosin (T105000).

Uses

2,4-Dichloro-6,7-dimethoxyquinazoline is used as an intermediate in the preparation of potential inhibitors of epidermal growth factor receptor kinases. It is also used as an intermediate in the preparation of terazosin.

2,4-Dichloro-6,7-dimethoxyquinazoline Preparation Products And Raw materials

Raw materials

Preparation Products

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2,4-Dichloro-6,7-dimethoxyquinazoline Suppliers

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View Lastest Price from 2,4-Dichloro-6,7-dimethoxyquinazoline manufacturers

Hebei Duling International Trade Co. LTD
Product
2,4-Dichloro-6,7-dimethoxyquinazoline 27631-29-4
Price
US $24.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
1000kg
Release date
2022-12-28
Shaanxi Dideu Medichem Co. Ltd
Product
2,4-Dichloro-6,7-dimethoxyquinazoline 27631-29-4
Price
US $0.10/KG
Min. Order
1KG
Purity
99.0%
Supply Ability
1000 tons
Release date
2020-04-28
Career Henan Chemical Co
Product
2,4-Dichloro-6,7-dimethoxyquinazoline 27631-29-4
Price
US $1.00/g
Min. Order
1g
Purity
99%
Supply Ability
10000KGS
Release date
2019-12-24

27631-29-4, 2,4-Dichloro-6,7-dimethoxyquinazolineRelated Search:

Dimethyl carbonate Quinazoline Metformin Primaquine diphosphate Dimethyldimethoxysilane Sulfaquinoxaline 2-Chloropyrimidine 2-Chloroquinazoline 2-CHLORO-6,7-DIMETHOXYQUINAZOLINE 4-CHLORO-6-HYDROXYQUINAZOLINE 4-CHLORO-QUINAZOLINE 4-Chloro-7-methoxyquinazoline 2,4-Dichloroquinazoline 2,4-Dichloro-7-methoxyquinazoline 2,4-Dichloro-6-methoxyquinazoline 2,4-Dichloropyrimidine 4-Chloro-6,7-dimethoxyquinazoline 4-CHLORO-7-HYDROXYQUINAZOLINE

  • TIMTEC-BB SBB000972
  • 2,4-DICHLORO-6,7-DIMETHOXYQUINAZOLINE
  • 2,4-Dichloro-6,7-dimethoxyquin
  • Doxazosin Impurity 5（Doxazosin EP Impurity E）
  • Doxazosin Impurity 6
  • 2-Chloro-6,7-diMethoxyquinazolin-4-yl Chloride
  • 2,4-Dichloro-6-Methoxy-7-quinazolinyl Methyl ether
  • Doxazosin Related Compound E (20 mg) (2,4-dichloro-6,7-dimethoxyquinazoline)
  • Doxazosin EP IMpurity E
  • Doxazosin Related CoMpound E
  • 2,4-DICHLORO-6,7-DIMETHOXYQUINAZOLINETERAZOSIN
  • 2,4-Dichloro-6,7-dimethoxyquinazoline, 98+%
  • 2,4-Dichloro-6,7-dimethoxyxinazoline
  • 2,4-Dichloro-6-methoxy-7-quinazolinyl methyl ether ,98%
  • 2,4-Dichloro-6,7-dimethoxyquinoazoline
  • 2,4-Dichloro-6,7-dimethoxyquinazoline,97%
  • 7-diMethoxyquinoazoline
  • 2,4-Dichloro-6,7-dimethoxyquinazoline 97%
  • 2,4-Dichloro-6,7-dimethoxyquinazoli
  • 2,4-Dichloro-6,7-dimethoxyquinazoline&gt
  • 2,4-Dichloro-6,7-dimethoxyquinazoline ISO 9001：2015 REACH
  • Doxazosin EP Impurity E/ Doxazosin Related Compund E
  • Doxazosin Related Compound E (2,4-dichloro-6,7-dimethoxyquinazoline) (1225474)
  • Doxazosin USP Related Compound E
  • 2,4-Dichloro-6,7-dimethoxyquinazoline (PRAZOSINE)
  • Doxazosin Mesilate Impurity E
  • Doxazosin EP Impurity E (Doxazosin USP Related Compound E)
  • Doxazosin Mesilate EP Impurity E
  • 27631-29-4
  • 218301-29-4
  • C10H8Cl2N2O2
  • C10H8Cl2N3O2
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