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Identify Suppliers 2026 Properties Safty

3-Hydroxy-1-methylpyridazin-6(1H)-one

BGC Id:	994584023890
CAS No:	5436-01-1
Synonyms:	timtec-bb sbb004253 ; 1-methyl-2h-pyridazine-3,6-quinone ; n-methyl-3,6-pyridazinedione ; 1-methyl-3,6-pyridazinedione ; 1-methyl-3,6-(1h,2h)pyridazinedione ; buttpark 41\07-19 ; n-methyl pyridazinedione ; n-methylmaleic hydrazide, 97% ; 1-methyl-2h-pyridazine-3,6-dione ; aurora ka-267
Molecular Formula:	C5H6N2O2
Molecular Weight:	126.11
EINECS:

2026 - The most valued supplier

The following 2 notable providers have been checked and can be recommended.

Xiamen Equation Chemical

Leap Chem

Molecular Formula: C5H6N2O2 Molecular Weight: 126.11 Hazard Symbols: Xn

What other providers are available for CAS 5436-01-1?

The last intensive check and update was carried out on 2026/03/16.

Identify

Synonyms:

timtec-bb sbb004253 ; 1-methyl-2h-pyridazine-3,6-quinone ; n-methyl-3,6-pyridazinedione ; 1-methyl-3,6-pyridazinedione ; 1-methyl-3,6-(1h,2h)pyridazinedione ; buttpark 41\07-19 ; n-methyl pyridazinedione ; n-methylmaleic hydrazide, 97% ; 1-methyl-2h-pyridazine-3,6-dione ; aurora ka-267

CAS:

5436-01-1

EINECS:

Molecular Formula:

C5H6N2O2

MDL:

MFCD00234108

Properties

Molecular Weight:

126.11 g·mol−1

Melting point:

210-212 °C

Suppliers

Xiamen Equation Chemical Co.,Ltd

Company type: Bulk chemical producer

Welcome to Equation chemical, your reliable partner in China as an important supplier of bulk specialty chemicals for industry & life science. We are committed to provide experienced high quality product and JIT performance to benefit our customers. We provide 3-Methyl-4-nitrophenol as well.

Country: P.R.China Phone: +86 592 6515854 Telefax: +86 592 6515854

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Leap Chem Co., Ltd

Company type: Bulk and laboratory supplier

Country: P.R.China
Phone: +852-30606658

LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...

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Safety Information

Hazard Symbols: Xn

Europe standard Hazard pictograms, code and definition

Hazard Classes:

irritant

Hazardous Substances Data:

Non-Regulated Material ¹

Risk Codes:

44-36/37/38-20/21/22 (R)

Safety Codes:

36/37/39-26 (S)

What other providers are available for CAS 5436-01-1?

In addition to the providers presented here for 3-Hydroxy-1-methylpyridazin-6(1H)-one with the CAS number 5436-01-1, there are other 8 providers with slightly different product names available for this CAS number.

N-Methylmaleic hydrazide

Dayang Chem (Hangzhou) Co.,Ltd. +2 additional providers that we know from the past

1-Methyl-3,6-(1H,2H)pyridazinedione

Leap Chem Co., Ltd | BIOZOL Diagnostica Vertrieb GmbH | BuGuCh & Partners +1 additional providers that we know from the past