ChemicalBook >> CAS DataBase List >>1H-Indole-5,6-dione, 2,3-dihydro-3-hydroxy-1-(1-methylethyl)-

1H-Indole-5,6-dione, 2,3-dihydro-3-hydroxy-1-(1-methylethyl)-

1H-Indole-5,6-dione, 2,3-dihydro-3-hydroxy-1-(1-methylethyl)- structure

CAS No.: 3736-31-0

Chemical Name:: 1H-Indole-5,6-dione, 2,3-dihydro-3-hydroxy-1-(1-methylethyl)-

Synonyms: Isoprenaline Impurity 6;Isoprenaline Impurity 40;Isoproterenol Impurity 33;Isoproterenol Impurity 13;Norepinephrine Impurity 80;Nafamostat Impurity 2 Mesylate;Noradrenaline (Norepinephrine) Impurity 80;1H-Indole-5,6-dione, 2,3-dihydro-3-hydroxy-1-(1-methylethyl)-

CBNumber:: CB63289941

Molecular Formula:: C11H13NO3

Molecular Weight:: 207.22582

MDL Number:

MOL File:: 3736-31-0.mol

MSDS File:: SDS

Last updated:2026-05-28 05:26:17

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1H-Indole-5,6-dione, 2,3-dihydro-3-hydroxy-1-(1-methylethyl)- Properties

solubility	Acetonitrile (Slightly), Methanol (Slightly, Heated), Water (Slightly)
form	Solid
color	Dark Red to Black
Stability	Hygroscopic

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H302-H315-H319-H335
Precautionary statements	P280-P305+P351+P338

1H-Indole-5,6-dione, 2,3-dihydro-3-hydroxy-1-(1-methylethyl)- price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Usbiological	459261	N-Isopropylnoradrenochrome	3736-31-0	50mg	$531	2026-06-03	Buy
Usbiological	459261	N-Isopropylnoradrenochrome	3736-31-0	100mg	$941	2026-06-03	Buy
TRC	TRC-I872750-50MG	N-Isopropylnoradrenochrome	3736-31-0	50mg	$326	2026-06-03	Buy
TRC	TRC-I872750-250MG	N-Isopropylnoradrenochrome	3736-31-0	250mg	$1379	2026-06-03	Buy
TRC	TRC-I872750-100MG	N-Isopropylnoradrenochrome	3736-31-0	100mg	$570	2026-06-03	Buy

Product number	Packaging	Price	Buy
459261	50mg	$531	Buy
459261	100mg	$941	Buy
TRC-I872750-50MG	50mg	$326	Buy
TRC-I872750-250MG	250mg	$1379	Buy
TRC-I872750-100MG	100mg	$570	Buy

1H-Indole-5,6-dione, 2,3-dihydro-3-hydroxy-1-(1-methylethyl)- Chemical Properties, Uses, Production

Uses

N-Isopropylnoradrenochrome is an impurity of Isoproterenol (I874200), which is a non-selective beta-adrenergic agonist. Isoproterenol is used in the treatment of bradycardia; bronchodilator.

1H-Indole-5,6-dione, 2,3-dihydro-3-hydroxy-1-(1-methylethyl)- Preparation Products And Raw materials

Raw materials

Isoproterenol

Preparation Products

1H-Indole-5,6-dione, 2,3-dihydro-3-hydroxy-1-(1-methylethyl)- Suppliers

Global Suppliers ( 16)

Supplier	Tel	Email	Country	ProdList	Advantage
BOC Sciences	1-631-485-4226; 16314854226	info@bocsci.com	United States	9920	65
Shanghai Kewel Chemical Co., Ltd.	021-64609169 18901607656	greensnown@163.com	China	9883	50
TOSUN PHARM	020-66392521-118 18922260391	3004261881@qq.com	China	7994	58
Energy Chemical	021-58432009 400-005-6266	marketing@energy-chemical.com	China	44871	58
QUALITY CONTROL SOLUTIONS LTD.	+86-0755-66853366 +86-13670046396	export03@qcsrm.com	China	24318	58
JiangSu Star Science Co.,Ltd	400-605-7200 15335295587	3941881028@qq.com	China	3755	58
LGC Science (Shanghai) Ltd.	17717235263	offer.de@lgcgroup.com	China	19036	58
Shanghai Zerui Biotechnology Co., Ltd.	021-54580889 18321124657	1054713992@qq.com	China	10598	58
Henan Vcommend Consultrading Co., Ltd.	13393721940	sales@vcommend.com	China	9957	58
Cato Research Chemicals Inc.	81960175 18933936954	2853283383@qq.com	China	11418	58

Supplier	Advantage
BOC Sciences	65
Shanghai Kewel Chemical Co., Ltd.	50
TOSUN PHARM	58
Energy Chemical	58
QUALITY CONTROL SOLUTIONS LTD.	58
JiangSu Star Science Co.,Ltd	58
LGC Science (Shanghai) Ltd.	58
Shanghai Zerui Biotechnology Co., Ltd.	58
Henan Vcommend Consultrading Co., Ltd.	58
Cato Research Chemicals Inc.	58

1H-Indole-5,6-dione, 2,3-dihydro-3-hydroxy-1-(1-methylethyl)- Isoprenaline Impurity 6 Isoproterenol Impurity 13 Isoproterenol Impurity 33 Nafamostat Impurity 2 Mesylate Noradrenaline (Norepinephrine) Impurity 80 Norepinephrine Impurity 80 Isoprenaline Impurity 40 3736-31-0