(±)-Lorazepam
(±)-Lorazepam (CAS: 846-49-1), a benzodiazepine derivative with the molecular formula C15H10Cl2N2O2 and a molecular weight of 321.16 g/mol, is primarily utilized in scientific research. It falls under categories such as Approved Therapeutics/Drug Candidates and Benzodiazepines and Anxiolytics, indicating its relevance in pharmacological and neurobiological studies. Its use is subject to regulatory control due to its psychoactive properties.
- IUPAC
- 7-Chloro-5-(2-chlorophenyl)-1,3-dihydro-3-hydroxy-2H-1,4-benzodiazepin-2-one
- Synonyms
- 7-Chloro-5-(2-chlorophenyl)-1,3-dihydro-3-hydroxy-2H-1,4-benzodiazepin-2-one

Pharmacological Research
Serves as a reference standard or tool compound in studies investigating the mechanisms of action of benzodiazepines and their effects on the central nervous system. Its well-defined structure and known activity make it valuable for in vitro and in vivo research.
Neuroscience Investigations
Utilized in research focused on neurobiology and cell signaling, particularly concerning GABAergic neurotransmission and anxiety pathways. Researchers may use this compound to explore receptor interactions and neurological responses.
Drug Discovery and Development
May be employed in early-stage drug discovery processes as a lead compound or comparator in the development of novel therapeutic agents targeting neurological disorders. It helps in understanding structure-activity relationships within the benzodiazepine class.
| Molecular weight | 321.16 |
|---|---|
| Empirical formula | C15H10Cl2N2O2 |

Hazard statements
- H361Suspected of damaging fertility or the unborn child
Precautionary statements
- P281Use personal protective equipment as required
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 63 |
| 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 |
|---|
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 (±)-Lorazepam used for?
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(±)-Lorazepam is primarily used for research purposes, particularly in pharmacological and neuroscience studies, due to its classification as a benzodiazepine and anxiolytic.
What are the CAS number and chemical formula for (±)-Lorazepam?
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The CAS number for (±)-Lorazepam is 846-49-1, and its chemical formula is C15H10Cl2N2O2.
What grade and purity does Tech Serve Solutions supply for (±)-Lorazepam?
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Tech Serve Solutions supplies (±)-Lorazepam for research and laboratory use. The specific assay and purity details are available on the product's Certificate of Analysis. We do not represent this product as USP, BP, or EP grade.
How should (±)-Lorazepam be handled safely?
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Handle (±)-Lorazepam with appropriate personal protective equipment, including eyeshields and gloves. Use in a well-ventilated area or with a suitable respirator (e.g., N100 US or P3 EN143 filter). It carries the hazard statement H361, indicating a suspected risk of impaired fertility or the unborn child, and requires caution.
Is (±)-Lorazepam a controlled substance?
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Yes, (±)-Lorazepam is a controlled substance in many jurisdictions. It is listed under USDEA Schedule IV and is regulated under CDSA in some regions, meaning its availability and use are subject to strict legal controls.
How is (±)-Lorazepam packed, shipped, and exported?
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(±)-Lorazepam is carefully packed to ensure stability and safety during transit. Tech Serve Solutions is experienced in exporting chemicals globally, adhering to all relevant regulations for controlled substances and hazardous materials.
How can I request a sample or quote for (±)-Lorazepam?
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To request a sample or a quote for (±)-Lorazepam, please contact our sales department through the website or by phone, providing your specific requirements and delivery details.
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