Bisoprolol hemifumarate salt
Bisoprolol hemifumarate salt (CAS: 104344-23-2), with the chemical formula C18H31NO4 · .5C4H4O4 and a molecular weight of 383.48, is a white solid compound. It functions as a selective beta-1 adrenergic receptor antagonist. Primarily utilised in pharmaceutical research and development, it serves as a key intermediate and reference standard in the study of cardiovascular agents and related therapeutic areas.
- IUPAC
- 1-[4-[[2-(1-Methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol hemifumarate salt

Pharmaceutical Research
Used as a reference standard and intermediate in the synthesis and analysis of pharmaceutical compounds, particularly those targeting cardiovascular conditions.
Cardiovascular Drug Development
A key component in research and development processes for new therapies aimed at managing hypertension and other heart-related ailments.
Adrenergic Receptor Antagonist Studies
Essential for in-vitro and in-vivo studies investigating the mechanisms of beta-adrenergic blockade and its physiological effects.
| Molecular weight | 383.48 |
|---|---|
| Empirical formula | C18H31NO4 · .5C4H4O4 |
| Assay | ≥98% (HPLC) |
| Form | solid |
| Colour | white |
| Solubility | DMSO: >20 mg/mL |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Bisoprolol hemifumarate salt used for?
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Bisoprolol hemifumarate salt is primarily used in pharmaceutical research and development as a reference standard and intermediate, particularly for studying cardiovascular agents and beta-adrenergic receptor antagonism.
What are the CAS number and formula for Bisoprolol hemifumarate salt?
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The CAS number is 104344-23-2 and the formula is C18H31NO4 · .5C4H4O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Bisoprolol hemifumarate salt with an assay of ≥98% (HPLC). This product is intended for research purposes and TSS does not represent it as USP, BP, or EP grade.
How should Bisoprolol hemifumarate salt be handled?
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Bisoprolol hemifumarate salt is classified as harmful if swallowed (H302). Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves, in a well-ventilated area.
Is Bisoprolol hemifumarate salt a controlled substance?
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Based on the provided data, there is no indication that Bisoprolol hemifumarate salt is a controlled substance.
How is Bisoprolol hemifumarate salt packed and shipped?
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This chemical is typically supplied as a white solid. TSS adheres to all regulations for the safe packaging, shipping, and export of chemical compounds.
How can I request a quote or sample?
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To request a quote or sample of Bisoprolol hemifumarate salt, please contact our sales department through the website or by phone.
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