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1,4-Diisocyanatobutane

CAS 4538-37-8 OCN(CH2)4NCO MW 140.14 Made to order

1,4-Diisocyanatobutane is a diisocyanate compound used in the synthesis of polyurethanes and other polymer materials. It is a reactive chemical requiring careful handling due to its toxicity and reactivity. CAS: 4538-37-8, Molecular Formula: OCN(CH₂)₄NCO, Molecular Weight: 140.14 g/mol, Storage: 2 to 8 °C, Signal Word: Danger. Molekula supplies 1,4-Diisocyanatobutane from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

1,4-Diisocyanatobutane is a diisocyanate compound used in the synthesis of polyurethanes and other polymer materials. It is a reactive chemical requiring careful handling due to its toxicity and reactivity. CAS: 4538-37-8, Molecular Formula: OCN(CH₂)₄NCO, Molecular Weight: 140.14 g/mol, Storage: 2 to 8 °C, Signal Word: Danger. Molekula supplies 1,4-Diisocyanatobutane from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance Colourless liquid
Assay GC 99% min

Storage & handling

Property Value
Storage Temperature 2 to 8 °C
Flash Point 106 C
Transport Class 6.1
Packing Group III
Shelf Life 48 months

Identification

Property Value
CAS Number 4538-37-8
Molecular Formula OCN(CH2)4NCO
Molecular Weight 140.14
SMILES C(CCN=C=O)CN=C=O
EC / UN Number 2206
REACH Code Y110
HTS Code 2929.10.80.90
Tariff Code 2929100090

Safety & GHS

Danger
  • GHS pictogram — Explosive Explosive GHS01
  • GHS pictogram — Flammable Flammable GHS02
  • GHS pictogram — Corrosive Corrosive GHS05

Hazard statements

  • EUH014 Reacts violently with water
  • H302+312 Harmful if swallowed or in contact with skin
  • H317 May cause an allergic skin reaction
  • H319 Causes serious eye irritation
  • H331 Toxic if inhaled
  • H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
  • H335 May cause respiratory irritation

Precautionary statements

  • P260 Do not breathe dust/fume/gas/mist/vapours/spray
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P284 Wear respiratory protection
  • P302+352 IF ON SKIN: Wash with soap and water
  • P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
  • P307+311 IF exposed: Call a POISON CENTER or doctor/physician

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

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.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

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

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is 1,4-Diisocyanatobutane used for?

It is primarily used as a raw material in the synthesis of polyurethanes and other specialty chemicals.

What is the chemical formula and molecular weight of 1,4-Diisocyanatobutane?

The formula is OCN(CH2)4NCO and the molecular weight is 140.14 g/mol.

How should 1,4-Diisocyanatobutane be stored?

It should be stored at temperatures between 2 and 8 °C, protected from light and moisture.

What grade of 1,4-Diisocyanatobutane does Molekula supply?

Molekula supplies 1,4-Diisocyanatobutane in technical grade, suitable for industrial and research applications.

Can Molekula supply 1,4-Diisocyanatobutane in bulk?

Yes, Molekula can supply 1,4-Diisocyanatobutane in bulk quantities; please contact our sales team for details.

What documentation comes with an order of 1,4-Diisocyanatobutane?

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

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