ChemicalBook >> CAS DataBase List >>7-Hydroxy-5-methyl-1,3,4-triazaindolizine

7-Hydroxy-5-methyl-1,3,4-triazaindolizine

7-Hydroxy-5-methyl-1,3,4-triazaindolizine structure

CAS No.: 2503-56-2

Chemical Name:: 7-Hydroxy-5-methyl-1,3,4-triazaindolizine

Synonyms: NSC 32071;NSC 511493;TOSLAB 29980;Triazaindolizine;BUTTPARK 125\40-15;7-Hydroxy-5-methyl-1;Trapidil intermediate;Trapidil EP Impurity A;Trapidil impurity A CRS;Trapidil interMediate product

CBNumber:: CB3118175

Molecular Formula:: C6H6N4O

Molecular Weight:: 150.14

MDL Number:: MFCD00005555

MOL File:: 2503-56-2.mol

MSDS File:: SDS

Last updated:2023-06-08 17:06:36

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7-Hydroxy-5-methyl-1,3,4-triazaindolizine Properties

Melting point	280-283 °C(lit.)
Boiling point	271.66°C (rough estimate)
Density	1.3471 (rough estimate)
vapor pressure	0-0Pa at 20-25℃
refractive index	1.6700 (estimate)
storage temp.	2-8°C
pka	1.14±0.53(Predicted)
color	White to Almost white
Water Solubility	INSOLUBLE IN COLD WATER
BRN	609440
InChIKey	ZUIVNYGZFPOXFW-UHFFFAOYSA-N
LogP	-1.4 at 19℃ and pH7.1
CAS DataBase Reference	2503-56-2(CAS DataBase Reference)
FDA UNII	J13JT2L1BY
NIST Chemistry Reference	Pyrimidin-7-ol, 5-methyl-s-triazolo-[1,5-a]-(2503-56-2)
EPA Substance Registry System	[1,2,4]Triazolo[1,5-a]pyrimidin-7-ol, 5-methyl- (2503-56-2)

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319-H335

Precautionary statements

P305+P351+P338

Hazard Codes

Risk Statements

36/37/38

Safety Statements

26-36-37/39

WGK Germany

RTECS

XZ6133300

Hazard Note

Harmful

TSCA

Yes

HS Code

2933998090

Toxicity

mouse,LD50,intravenous,> 450mg/kg (450mg/kg),Oyo Yakuri. Pharmacometrics. Vol. 13, Pg. 597, 1977.

NFPA 704

	0
2		0

7-Hydroxy-5-methyl-1,3,4-triazaindolizine price More Price(27)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	T1820002	Trapidil impurity A European Pharmacopoeia (EP) Reference Standard	2503-56-2	t1820002	$223	2024-03-01	Buy
TCI Chemical	H0273	7-Hydroxy-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine	2503-56-2	25g	$54	2024-03-01	Buy
TCI Chemical	H0273	7-Hydroxy-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine	2503-56-2	500g	$428	2024-03-01	Buy
Alfa Aesar	A18438	7-Hydroxy-5-methyl[1,2,4]triazolo[1,5-a]pyrimidine, 98%	2503-56-2	25g	$48.65	2024-03-01	Buy
Alfa Aesar	A18438	7-Hydroxy-5-methyl[1,2,4]triazolo[1,5-a]pyrimidine, 98%	2503-56-2	100g	$151.65	2024-03-01	Buy

Product number	Packaging	Price	Buy
T1820002	t1820002	$223	Buy
H0273	25g	$54	Buy
H0273	500g	$428	Buy
A18438	25g	$48.65	Buy
A18438	100g	$151.65	Buy

7-Hydroxy-5-methyl-1,3,4-triazaindolizine Chemical Properties,Uses,Production

Chemical Properties

7-Hydroxy-5-methyl-1,3,4-triazaindolizine is white fine crystalline powder

Uses

Reactant for the synthesis of: • ;Ruthenium(II)-Hmtpo complexes1• ;Dihydroorotate dehydrogenase inhibitors with antimalarial activity2Reactant for the Vilsmeier reaction of conjugated carbocycles and heterocycles3Investigations of the pharmacological activity caused by binding to HIV TAR RNA4Additive to study the space charge layer in silver bromide microcrystals5

Uses

Reactant for the synthesis of:

Ruthenium(II)-Hmtpo complexes
Dihydroorotate dehydrogenase inhibitors with antimalarial activity

Reactant for the Vilsmeier reaction of conjugated carbocycles and heterocycles

Investigations of the pharmacological activity caused by binding to HIV TAR RNA

Additive to study the space charge layer in silver bromide microcrystals

7-Hydroxy-5-methyl-1,3,4-triazaindolizine Preparation Products And Raw materials

Raw materials

3-Amino-1,2,4-Triazole Ethyl acetoacetate

Preparation Products

7-Hydroxy-5-methyl-1,3,4-triazaindolizine Suppliers

Global( 171)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
career henan chemical co	+86-0371-86658258 +8613203830695	sales@coreychem.com	China	29884	58
Chongqing Chemdad Co., Ltd	+86-023-6139-8061 +86-86-13650506873	sales@chemdad.com	China	39894	58
Alchem Pharmtech,Inc.	8485655694	sales@alchempharmtech.com	United States	63687	58
CONIER CHEM AND PHARMA LIMITED	+8618523575427	sales@conier.com	China	49374	58
Antai Fine Chemical Technology Co.,Limited	18503026267	info@antaichem.com	CHINA	9636	58
Zhengzhou Alfa Chemical Co.,Ltd	+8618530059196	sale04@alfachem.cn	China	13503	58
Hebei Mojin Biotechnology Co., Ltd	+86 13288715578 +8613288715578	sales@hbmojin.com	China	12840	58
SIMAGCHEM CORP	+86-13806087780	sale@simagchem.com	China	17365	58
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418671 +8618949823763	sales@tnjchem.com	China	34553	58
Baoji Guokang Healthchem co.,ltd	+8615604608665 15604608665	dominicguo@gk-bio.com	CHINA	9414	58

Supplier	Advantage
career henan chemical co	58
Chongqing Chemdad Co., Ltd	58
Alchem Pharmtech,Inc.	58
CONIER CHEM AND PHARMA LIMITED	58
Antai Fine Chemical Technology Co.,Limited	58
Zhengzhou Alfa Chemical Co.,Ltd	58
Hebei Mojin Biotechnology Co., Ltd	58
SIMAGCHEM CORP	58
Hefei TNJ Chemical Industry Co.,Ltd.	58
Baoji Guokang Healthchem co.,ltd	58

View Lastest Price from 7-Hydroxy-5-methyl-1,3,4-triazaindolizine manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2023-01-31	7-Hydroxy-5-methyl-1,3,4-triazaindolizine 2503-56-2	US $50.00 / KG	1KG	99%	5000KG	Hebei Mojin Biotechnology Co., Ltd
	2019-07-06	7-Hydroxy-5-methyl-1,3,4-triazaindolizine 2503-56-2	US $1.00 / KG	1KG	97%	200KG	Career Henan Chemical Co

7-Hydroxy-5-methyl-1,3,4-triazaindolizine
2503-56-2
US $50.00 / KG
99%
Hebei Mojin Biotechnology Co., Ltd

7-Hydroxy-5-methyl-1,3,4-triazaindolizine
2503-56-2
US $1.00 / KG
97%
Career Henan Chemical Co

7-Hydroxy-5-methyl-1,3,4-triazaindolizine Spectrum

7-Hydroxy-5-methyl-1,3,4-triazaindolizine(2503-56-2)MS 7-Hydroxy-5-methyl-1,3,4-triazaindolizine(2503-56-2)¹HNMR 7-Hydroxy-5-methyl-1,3,4-triazaindolizine(2503-56-2)IR1 7-Hydroxy-5-methyl-1,3,4-triazaindolizine(2503-56-2)IR2 7-Hydroxy-5-methyl-1,3,4-triazaindolizine(2503-56-2)Raman

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1of4

5-a)pyrimidin-7-ol,5-methyl-s-triazolo( 5-Methyl-7-hydroxy-1,3,4-triazindolizine 5-Methyl-s-trazolo[1,5-]pyrimidin-7-ol Methyl hydroxytriazaindolizine 5-Methyl-s-triazolo[1,5-a]pyrimidin-7-ol,98% 5-Methyl (1,2,4)trizolo(1,5-α)pyrimidin-7-ol 5-Methyl-[1,2,4]triazolo[1,5-a]pyridin-7-ol Trapidil interMediate product 6-Methyl-4-hydroxy-1,3,3a,7-tetraazaindene NSC 32071 NSC 511493 7-Hydroxy-5-methyl-1 [1,2,4]Triazolo[1,5-a]pyrimidin-7-ol, 5-methyl- 2,4)triazolo(1,5-a)pyrimidin-7-ol,5-methyl-( 2,4]triazolo[1,5-a]pyrimidin-7-ol,5-methyl-[ 7-Hydroxy-5-methyl[1,2,4]triazolo[1,5-a]pyrimidine 98% TOSLAB 29980 s-Triazolo(1,5-a)pyrimidin-7-ol, 5-methyl- BUTTPARK 125\40-15 5-METHYL-S-TRIAZOLE[1,5-ALPHA]PYRIMIDIN-7-OL 5-Methyl-7-hydroxy-1,2,4-triazolo[1,5-a]pyrimidine 5-METHYL-7-HYDROXY-S-TRIAZOLO-4-(1,5A)PYRIMIDINE (STA SALZ) 5- Methyl- 1, 3, 4- triazaindolizin- 7- ol 7-Hydroxy-5-methyl-1,2,4-triazolo1,5-aüpyrimidine, 98+% 7-HYDROXY-5-METHYL-[1,2,4]TRIAZOLO[2,3-A]PYRIMIDINE 7-HYDROXY-5-METHYL-1,3,4-TRIAZAINDOLIZINE 7-HYDROXY-5-METHYL-1,2,4-TRIAZOLO[1,5-A]PYRIMIDINE 5-METHYL[1,2,4]TRIAZOLO[1,5-A]PYRIMIDIN-7-OL 5-METHYL-7-HYDROXY-1,3,4-TRIAZAINDOLIZINE 5 METHYL-5-TRIAZOLO[1,5-A]PYRIMIDIN-7-OL 5-METHYL-S-TRIAZOLO[1,5-A]PYRIMIDIN-7-OL 5-METHYL-SYM-TRIAZOLO[1,5-A]PYRIMIDIN-7-OL 7-Hydroxy-5-methyl-1,2,4-triazaindolizine 5-Hydroxy-7-methyl-1,3,8-triazaindolizine 5-METHYL-S-TRIAZOLO(1 5-A)PYRIMIDIN-7-O& 5-METHYL-S-TRIAZOLO-(1.5)-PYRIMIDINE-7-OL 4-Hydroxy-6-methyl-1,3,3a,7-tetrazaindene 5-Methyl-1,3,4-triazaindolizine-7-ol 1,3,7-Triaza-4-hydroxy-6-methylindolizine 2,4]Triazolo[1,5-a]pyrimidin-7-ol,5-methyl-[1 5-methyl-1H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one Trapidil intermediate 5-Methyl-s-triazolo[1,5-a]pyrimidine-7-ol 4-Hydroxy-6-methyl-1,3,3a,7-tetraazaindene Trapidil Impurity 1 (Trapidil EP Impurity A) Trapidil EP Impurity A Trapidil impurity A CRS 5-methyl-3H-[1,2,4]triazolo[1,5-a]pyridin-7-one Triazaindolizine 2503-56-2 Heterocyclic Building Blocks Building Blocks Benzotriazoles Industrial/Fine Chemicals Benzotriazoles Building Blocks C-C Bond Formation Chemical Synthesis