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2,4-Dichloro-6,7-dimethoxyquinazoline

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

CAS No.: 27631-29-4

Chemical Name:: 2,4-Dichloro-6,7-dimethoxyquinazoline

Synonyms: TIMTEC-BB SBB000972;Doxazosin Impurity 6;Doxazosin iMpurity E;Doxazosin EP IMpurity E;7-diMethoxyquinoazoline;Doxazosin Related CoMpound 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

Molecular Weight:: 259.09

MDL Number:: MFCD00051733

MOL File:: 27631-29-4.mol

MSDS File:: SDS

Last updated:2023-04-23 13:52:06

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

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)
FDA UNII	B6720H065I

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319-H335

Precautionary statements

P261-P264-P271-P280-P302+P352-P305+P351+P338

Hazard Codes

Risk Statements

36/37/38

Safety Statements

37/39-26-36

WGK Germany

HS Code

29334900

NFPA 704

	1
2		0

2,4-Dichloro-6,7-dimethoxyquinazoline price More Price(39)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	550868	2,4-Dichloro-6,7-dimethoxyquinazoline 97%	27631-29-4	25g	$170	2024-03-01	Buy
Sigma-Aldrich	1225474	Doxazosin Related Compound E United States Pharmacopeia (USP) Reference Standard	27631-29-4	20mg	$1300	2024-03-01	Buy
TCI Chemical	D3746	2,4-Dichloro-6,7-dimethoxyquinazoline >98.0%(HPLC)(N)	27631-29-4	5g	$86	2024-03-01	Buy
Alfa Aesar	L06051	2,4-Dichloro-6,7-dimethoxyquinazoline, 97%	27631-29-4	1g	$22.4	2021-12-16	Buy
Alfa Aesar	L06051	2,4-Dichloro-6,7-dimethoxyquinazoline, 97%	27631-29-4	5g	$56.6	2021-12-16	Buy

Product number	Packaging	Price	Buy
550868	25g	$170	Buy
1225474	20mg	$1300	Buy
D3746	5g	$86	Buy
L06051	1g	$22.4	Buy
L06051	5g	$56.6	Buy

2,4-Dichloro-6,7-dimethoxyquinazoline Chemical Properties,Uses,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

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

Global( 267)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Capot Chemical Co.,Ltd.	+86-（0）57185586718 +86-13336195806	sales@capot.com	China	29791	60
Hubei Jusheng Technology Co.,Ltd.	18871490254	linda@hubeijusheng.com	CHINA	28172	58
Accela ChemBio Inc.	+1-858-6993322	info@accelachem.com	United States	17322	58
Xiamen AmoyChem Co., Ltd	+86-86-5926051114 +8618959220845	sales@amoychem.com	China	6383	58
Standardpharm Co. Ltd.	86-714-3992388	overseasales1@yongstandards.com	United States	14332	58
Alchem Pharmtech,Inc.	8485655694	sales@alchempharmtech.com	United States	63687	58
CONIER CHEM AND PHARMA LIMITED	+8618523575427	sales@conier.com	China	49374	58
career henan chemical co	+86-0371-86658258 +8613203830695	factory@coreychem.com	China	29811	58
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd	+8613580539051	joe@yuhengpharm.com	CHINA	21142	58
Zhengzhou Alfa Chemical Co.,Ltd	+8618530059196	sale04@alfachem.cn	China	13482	58

Supplier	Advantage
Capot Chemical Co.,Ltd.	60
Hubei Jusheng Technology Co.,Ltd.	58
Accela ChemBio Inc.	58
Xiamen AmoyChem Co., Ltd	58
Standardpharm Co. Ltd.	58
Alchem Pharmtech,Inc.	58
CONIER CHEM AND PHARMA LIMITED	58
career henan chemical co	58
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd	58
Zhengzhou Alfa Chemical Co.,Ltd	58

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

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2022-03-04	2,4-Dichloro-6,7-dimethoxyquinazoline 27631-29-4	US $1.10 / g	1g	99.00%	100 Tons	Dideu Industries Group Limited
	2019-12-25	2,4-Dichloro-6,7-dimethoxyquinazoline 27631-29-4	US $1.00 / g	1g	99%	10000KGS	Career Henan Chemical Co

2,4-Dichloro-6,7-dimethoxyquinazoline
27631-29-4
US $1.10 / g
99.00%
Dideu Industries Group Limited

2,4-Dichloro-6,7-dimethoxyquinazoline
27631-29-4
US $1.00 / g
99%
Career Henan Chemical Co

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TIMTEC-BB SBB000972 2,4-DICHLORO-6,7-DIMETHOXYQUINAZOLINE 2,4-Dichloro-6,7-dimethoxyquin 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% Doxazosin Impurity 5（Doxazosin EP Impurity E） Doxazosin Impurity 6 2,4-Dichloro-6,7-dimethoxyquinazoli 2,4-Dichloro-6,7-dimethoxyquinazoline> 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 EP Impurity E (Doxazosin USP Related Compound E) Doxazosin Mesilate EP Impurity E Doxazosin iMpurity E 27631-29-4 218301-29-4 C10H8Cl2N2O2 C10H8Cl2N3O2 Building Blocks Quinazolines Halogenated Heterocycles Heterocyclic Building Blocks Building Blocks Halogenated Heterocycles Heterocyclic Building Blocks Quinazolines QuinazolinesHeterocyclic Building Blocks Aromatics Heterocycles Intermediates & Fine Chemicals Pharmaceuticals Quinoline&Isoquinoline Quinolines, Quinazolines and derivatives Heterocycles series