1,2,3,4-Tetrahydro-2-methyl-1,4-dioxonaphthalene-2-sulfonic acid, compound with nicotin-3-amide (1:1)

BGC Id:	356102658655
CAS No:	73581-79-0
Synonyms:	2-Methoxysulfonyltetralin-1,4-dione ; pyridine-3-carboxamide ; 1,2,3,4-Tetrahydro-2-methyl-1,4-dioxonaphthalene-2-sulphonic acid,compound with nicotin-3-amide (1:1) ; Vitamin K3 MNB(Menadione nicotinamide bisulfite) ; 2-Methyl-1,4-dioxo-1,2,3,4-tetrahydronaphthalene-2-sulfonic acidÂ·3-pyridinecarboxamide ;
Molecular Formula:	C17 H16 N2 O6 S
Molecular Weight:	376.39
EINECS:	277-543-7

Verified providers in 2025

The following notable provider has been checked and can be recommended.

Leap Chem Co., Ltd

公司類型: Bulk and laboratory supplier

打電話: +852-30606658
國家: P.R.China

LEAPChem, a specialized fine chemicals supplier for research, development and production. 我們賣Rafoxanide的。 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 se ...

INQUIRY | ORDER

What other providers are available for CAS 73581-79-0?

The last intensive check and update was carried out on 2025/09/28.

Identify

Synonyms:

2-Methoxysulfonyltetralin-1,4-dione ; pyridine-3-carboxamide ; 1,2,3,4-Tetrahydro-2-methyl-1,4-dioxonaphthalene-2-sulphonic acid,compound with nicotin-3-amide (1:1) ; Vitamin K3 MNB(Menadione nicotinamide bisulfite) ; 2-Methyl-1,4-dioxo-1,2,3,4-tetrahydronaphthalene-2-sulfonic acidÂ·3-pyridinecarboxamide ;

CAS:

73581-79-0

EINECS:

277-543-7

Molecular Formula:

C17 H16 N2 O6 S

MDL:

Properties

Molecular Weight:

376.39 g·mol−1

Melting point:

182 °C

Boiling point:

507.3 °C at 760 mmHg

Flash point:

260.6 °C

Physical Description:

pale yellow powder

Safety Information

Hazard Symbols: UN NO.

Europe standard Hazard pictograms, code and definition

Hazard Classes:

What other providers are available for CAS 73581-79-0?

In addition to the providers presented here for 1,2,3,4-Tetrahydro-2-methyl-1,4-dioxonaphthalene-2-sulfonic acid, compound with nicotin-3-amide (1:1) with the CAS number 73581-79-0, there are other 20 providers with slightly different product names available for this CAS number.

K3-MNB

+1 additional providers that we know from the past

Vitamin K3-MNB

Zyntex Ltd | Wuhan PharmChem Co., LTD. +4 additional providers that we know from the past

Menadione nicotinamide bisulfite

Simagchem Corporation | Sancai Industry Co.,Ltd. | Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd) | Dayang Chem (Hangzhou) Co.,Ltd. | Xiamen Equation Chemical Co.,Ltd +7 additional providers that we know from the past