Diazepam
Diazepam (CAS: 439-14-5), a benzodiazepine derivative with the molecular formula C16H13ClN2O, is a widely recognised compound with significant applications in scientific research and as a pharmaceutical agent. Known for its central nervous system depressant effects, it is primarily investigated for its anxiolytic and sedative properties. Tech Serve Solutions supplies this compound for laboratory and research purposes, adhering to stringent quality standards.
- IUPAC
- 7-Chloro-1-methyl-5-phenyl-3H-1,4-benzodiazepin-2(1H)-one,Ro 5-2807
- Synonyms
- 7-Chloro-1-methyl-5-phenyl-3H-1,4-benzodiazepin-2(1H)-oneRo 5-2807

Neuroscience Research
Diazepam is utilised in neuroscience research to investigate the mechanisms of anxiety, sedation, and muscle relaxation. Its interaction with GABA receptors makes it a valuable tool for studying neurotransmission.
Pharmacological Studies
As a well-characterized benzodiazepine, Diazepam serves as a reference compound in pharmacological studies evaluating new CNS-active agents. It aids in understanding drug-receptor interactions and their downstream effects.
Bioactive Small Molecule Research
Researchers employ Diazepam in studies involving bioactive small molecules to explore cellular pathways and signalling cascades. Its well-defined biological activity provides a benchmark for comparative analysis.
| Molecular weight | 284.74 |
|---|---|
| Empirical formula | C16H13ClN2O |
| Solubility | 45% (w/v) aq 2-hydroxypropyl-β-cyclodextrin: soluble1.6 mg/mLDMF: solubleH2O: slightly solubleethanol: soluble |
| Concentration | 1.0 mg/mL in methanol1.0 mg/mL±5% in methanol |
| Storage temperature | 2-8°C |

Hazard statements
- H301Toxic if swallowed
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P312Call a POISON CENTER if you feel unwell
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 21/22 |
| Safety statements (S) | 36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Drug Control | USDEA Schedule IV; Home Office Schedule 4.1; psychotrope; kontrollierte Droge in Deutschland; regulated under CDSA - not available from Canada |
|---|---|
| Gene Information | human ... GABRA1(2554), GABRA2(2555), GABRA3(2556), GABRA5(2558), GABRA6(2559)rat ... Gabra1(29705), Gabra2(29706) |
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 Diazepam used for?
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Diazepam is primarily used in scientific research, particularly in neuroscience and pharmacology, to study anxiety, sedation, and muscle relaxation mechanisms, and as a reference compound for evaluating new CNS-active agents. It is also an approved therapeutic, though TSS supplies it for research purposes only.
What is the CAS number and formula for Diazepam?
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The CAS number for Diazepam is 439-14-5 and its molecular formula is C16H13ClN2O.
What grade and purity does Tech Serve Solutions supply for Diazepam?
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Tech Serve Solutions supplies Diazepam with a concentration of 1.0 mg/mL in methanol. TSS does not represent this product as USP, BP, EP, or pharmacopoeia grade; it is supplied for research and laboratory use.
How should Diazepam be handled and stored?
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Diazepam is classified as acutely toxic if swallowed or in contact with skin (H301 + H311). It requires careful handling with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, faceshields, and gloves. Store at 2-8°C.
Is Diazepam a controlled substance?
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Yes, Diazepam is a controlled substance. It is listed under US DEA Schedule IV, Home Office Schedule 4.1, and is a psychotrope and controlled drug in Germany. Its availability may be regulated or restricted in certain regions, such as Canada.
How is Diazepam packed, shipped, or exported?
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Diazepam is shipped as UN 2811, Class 6.1, Packing Group III, indicating it is a toxic solid, organic, n.o.s. Specific packaging and export procedures comply with relevant dangerous goods regulations.
How can I request a sample or quote for Diazepam?
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To request a sample or quote for Diazepam, please use the contact form on our website or call our sales team, providing your specific research requirements and destination.
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