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Molekula

Macitentan

CAS 441798-33-0 C19H20Br2N6O4S MW 588.27 Made to order

Macitentan is a potent endothelin receptor antagonist used in the treatment of pulmonary arterial hypertension. It functions by blocking endothelin, a substance that narrows blood vessels and increases blood pressure. Available with CAS number 441798-33-0, its molecular formula is C19H20Br2N6O4S and molecular weight is 588.27 g/mol. Store at -15 to -20 °C. Signal word: Danger. Molekula supplies Macitentan from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

Macitentan is a potent endothelin receptor antagonist used in the treatment of pulmonary arterial hypertension. It functions by blocking endothelin, a substance that narrows blood vessels and increases blood pressure. Available with CAS number 441798-33-0, its molecular formula is C19H20Br2N6O4S and molecular weight is 588.27 g/mol. Store at -15 to -20 °C. Signal word: Danger. Molekula supplies Macitentan from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance White solid
Assay ≥99.5%
Single Largest Impurity ≤0.1%

Storage & handling

Property Value
Storage Temperature -15 to -20 °C
Shelf Life 24 months
Acidity Neutral

Identification

Property Value
CAS Number 441798-33-0
Molecular Formula C19H20Br2N6O4S
Molecular Weight 588.27
SMILES CCCNS(=O)(=O)NC1=C(C(=NC=N1)OCCOC2=NC=C(C=N2)Br)C3=CC=C(C=C3)Br
REACH Code Y110
HTS Code 29335980
Tariff Code 2933599590

Safety & GHS

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

Hazard statements

  • H302 Harmful if swallowed
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H335 May cause respiratory irritation
  • H360 May damage fertility or the unborn child

Precautionary statements

  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray
  • P263 Avoid contact during pregnancy/while nursing
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
  • P302+352 IF ON SKIN: Wash with soap and water
  • 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

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 Macitentan used for?

Macitentan is a pulmonary arterial hypertension (PAH) treatment used to improve exercise ability and delay disease progression.

What is the chemical formula and molecular weight of Macitentan?

The formula is C19H20Br2N6O4S with a molecular weight of 588.27 g/mol.

How should Macitentan be stored?

Macitentan should be stored at -15 to -20 °C to maintain stability and prevent degradation.

What grade of Macitentan does Molekula supply?

Molekula supplies Macitentan in research-grade quality suitable for laboratory use.

Can Molekula supply Macitentan in bulk quantities?

Yes, Molekula can supply Macitentan in bulk quantities—please contact our sales team for details.

What documentation comes with a Macitentan order?

Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS) with the shipment.

Ready to order or need a custom pack?

Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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