Molekula

N-Methyl-3-oxodihydroisothiazole (W/W 10% aqueous solution)

SKU 74130881 CAS 2682-20-4 C4H5NOS MW 115.15 In stock

N-Methyl-3-oxodihydroisothiazole (W/W 10% aqueous solution) is a heterocyclic compound used as a biocide and preservative in industrial applications. It is a clear, yellowish liquid with a distinct odor. CAS: 2682-20-4, Molecular Formula: C4H5NOS, Molecular Weight: 115.15 g/mol. Stored at ambient temperature. Hazard classification: Danger. Molekula supplies N-Methyl-3-oxodihydroisothiazole (W/W 10% aqueous solution) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch Download specification

Overview

Pricing & pack sizes

Pack sizes & pricing

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25 g — €46.40 per pack

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Specifications

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Property	Value
Appearance	Clear to Light yellow liquid
Identification	Conforms to reference
pH	3.0 - 7.0
Specific Gravity	1.01 - 1.04
Active Ingredients	≥10%

Storage & handling

Property	Value
Storage Temperature	Ambient
Transport Class	8 (6.1)
Packing Group	II
Shelf Life	60 months
Acidity	Acid

Identification

Property	Value
SKU	74130881
CAS Number	2682-20-4
Molecular Formula	C4H5NOS
Molecular Weight	115.15
SMILES	O=C1C=CSN1C
EC / UN Number	2922
REACH Code	Y110
TSCA Listed	Yes
HTS Code	29341020
Tariff Code	2934100090

Safety & GHS

Danger

Corrosive GHS05
Toxic GHS06
Hazardous to the Environment GHS09

Hazard statements

EUH071 Corrosive to the respiratory tract
H301 + H311 Toxic if swallowed or in contact with skin
H314 (sub cat. 1B) Causes severe skin burns and eye damage
H317 May cause an allergic skin reaction
H330 Fatal if inhaled
H400 Very toxic to aquatic life
H410 Very toxic to aquatic life with long lasting effects

Precautionary statements

P260 Do not breathe dust/fume/gas/mist/vapours/spray
P273 Avoid release to the environment
P280 Wear protective gloves/protective clothing/eye protection/face protection
P284 Wear respiratory protection
P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Safety Data Sheets (SDS)

Available in IT, FR, ES, DE, EN.

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is N-Methyl-3-oxodihydroisothiazole used for?

It is primarily used as a biocide in industrial water systems, coatings, and adhesives to prevent microbial growth.

What is the chemical formula and molecular weight?

The formula is C4H5NOS with a molecular weight of 115.15 g/mol.

How should this product be stored?

Store at ambient temperature, away from direct sunlight and incompatible materials.

What grade is available?

Available as a W/W 10% aqueous solution; no other grades are currently offered.

Can Molekula supply this in bulk?

Yes, bulk quantities are available upon request; please contact our sales team for pricing and lead times.

What documentation comes with the order?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.

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