Record Information |
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Version | 2.0 |
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Creation Date | 2009-06-22 16:08:36 UTC |
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Update Date | 2014-12-24 20:24:38 UTC |
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Accession Number | T3D1789 |
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Identification |
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Common Name | N-Bromosuccinimide |
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Class | Small Molecule |
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Description | n-Bromosuccinimide (NBS) is a organobromide compound used in a variety of bromination reactions for chemical synthesis. It can be used to donate bromine to alkenes, to allylic or benzyl compounds, to carbonyl-containing compounds as well as aromatic compounds such as phenols, anilines, and various aromatic heterocycles. NBS will decompose over time giving off bromine. Pure NBS is white, but it is often found to be off-white or brown colored by bromine. NBS can be used as a protein modification agent that targets tryptophan and histidine residues. |
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Compound Type | - Amide
- Bromide Compound
- Industrial/Workplace Toxin
- Lachrymator
- Organic Compound
- Organobromide
- Synthetic Compound
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Chemical Structure | |
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Synonyms | Synonym | 1-Bromo-2,5-pyrrolidine-dione | 1-Bromo-2,5-pyrrolidinedione | 1-Bromopyrrolidine-2,5-dione | Bromosuccinimide | N-bromosuccimide | N-bromsuccinimid | N-bromsuccinimide | NBS | Succinbromide | Succinbromimide | Succinibromimide | Succinimide, N-bromo- (8CI) |
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Chemical Formula | C4H4BrNO2 |
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Average Molecular Mass | 177.984 g/mol |
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Monoisotopic Mass | 176.943 g/mol |
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CAS Registry Number | 128-08-5 |
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IUPAC Name | 1-bromopyrrolidine-2,5-dione |
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Traditional Name | N-bromosuccinimide |
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SMILES | BrN1C(=O)CCC1=O |
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InChI Identifier | InChI=1S/C4H4BrNO2/c5-6-3(7)1-2-4(6)8/h1-2H2 |
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InChI Key | InChIKey=PCLIMKBDDGJMGD-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | belongs to the class of organic compounds known as pyrrolidine-2-ones. These are pyrrolidines which bear a C=O group at position 2 of the pyrrolidine ring. |
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Kingdom | Organic compounds |
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Super Class | Organoheterocyclic compounds |
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Class | Pyrrolidines |
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Sub Class | Pyrrolidones |
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Direct Parent | Pyrrolidine-2-ones |
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Alternative Parents | |
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Substituents | - 2-pyrrolidone
- Dicarboximide
- Lactam
- Azacycle
- Carboxylic acid derivative
- Organic nitrogen compound
- Organic oxygen compound
- Organopnictogen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Organonitrogen compound
- Carbonyl group
- Aliphatic heteromonocyclic compound
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Molecular Framework | Aliphatic heteromonocyclic compounds |
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External Descriptors | |
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Biological Properties |
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Status | Detected and Not Quantified |
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Origin | Exogenous |
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Cellular Locations | |
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Biofluid Locations | Not Available |
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Tissue Locations | Not Available |
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Pathways | Not Available |
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Applications | |
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Biological Roles | Not Available |
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Chemical Roles | Not Available |
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Physical Properties |
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State | Solid |
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Appearance | White powder. |
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Experimental Properties | Property | Value |
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Melting Point | 174°C | Boiling Point | Not Available | Solubility | 14.7 mg/mL at 25°C [MERCK INDEX (1996)] | LogP | Not Available |
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Predicted Properties | |
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Spectra |
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Spectra | Spectrum Type | Description | Splash Key | Deposition Date | View |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-004i-0900000000-af8c58f131eb63263f0a | 2016-08-01 | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-004i-0900000000-fd6ddb376630861a73dc | 2016-08-01 | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-0a4j-6900000000-1cd07d24b08a19aa81f9 | 2016-08-01 | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 10V, Negative | splash10-004i-0900000000-03054e667064cb5c80b8 | 2016-08-03 | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20V, Negative | splash10-004i-0900000000-ba2d3526800562b9664a | 2016-08-03 | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 40V, Negative | splash10-0002-9600000000-827453cae6295a7d2f43 | 2016-08-03 | View Spectrum | MS | Mass Spectrum (Electron Ionization) | splash10-004i-9100000000-f52966c78c61213113b8 | 2014-09-20 | View Spectrum |
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Toxicity Profile |
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Route of Exposure | Oral (3) ; inhalation (3) ; dermal (3) |
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Mechanism of Toxicity | Organobromide compounds such as n-Bromosuccinimide are strong alkylating agents. Consequently they can readily modify free thiols (cysteines), methionines as well as tryptophan and histidine residues on the surfaces of proteins leading to the disruption of enzyme, transporter or membrane functions. One of the most probable protein targets is the TRPA1 ion channel that is expressed in sensory nerves (trigeminal nerve) of the eyes, nose, mouth and lungs |
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Metabolism | Bromine is mainly absorbed via inhalation, but may also enter the body through dermal contact. Bromine salts can be ingested. Due to its reactivity, bromine quickly forms bromide and may be deposited in the tissues, displacing other halogens. (3) |
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Toxicity Values | Not Available |
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Lethal Dose | Not Available |
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Carcinogenicity (IARC Classification) | No indication of carcinogenicity to humans (not listed by IARC). |
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Uses/Sources | Used as a laboratory and industrial chemical. Occupational exposure to N-bromosuccinimide may occur through inhalation and dermal contact with this compound at workplaces where N-bromosuccinimide is produced or used.
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Minimum Risk Level | Not Available |
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Health Effects | Strong lachrymator. Strong irritant to eyes, skin and soft tissues. Toxic if inhaled, swallowed or absorbed through skin. It is extremely destructive to the tissue of the mucous membranes and upper respiratory tract. |
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Symptoms | Causes severe eye and skin burns. Irritating to eyes, skin, and respiratory system. Acute exposure (ingestion or inhalation) can lead to nausea, vomiting and coma.
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Treatment | EYES: irrigate opened eyes for several minutes under running water.
INGESTION: do not induce vomiting. Rinse mouth with water (never give anything by mouth to an unconscious person). Seek immediate medical advice.
SKIN: should be treated immediately by rinsing the affected parts in cold running water for at least 15 minutes, followed by thorough washing with soap and water. If necessary, the person should shower and change contaminated clothing and shoes, and then must seek medical attention.
INHALATION: supply fresh air. If required provide artificial respiration. |
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Normal Concentrations |
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| Not Available |
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Abnormal Concentrations |
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| Not Available |
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External Links |
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DrugBank ID | Not Available |
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HMDB ID | Not Available |
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PubChem Compound ID | 67184 |
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ChEMBL ID | Not Available |
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ChemSpider ID | 60528 |
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KEGG ID | Not Available |
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UniProt ID | Not Available |
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OMIM ID | |
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ChEBI ID | 53174 |
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BioCyc ID | Not Available |
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CTD ID | Not Available |
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Stitch ID | N-Bromosuccinimide |
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PDB ID | Not Available |
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ACToR ID | Not Available |
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Wikipedia Link | Not Available |
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References |
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Synthesis Reference | Not Available |
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MSDS | T3D1789.pdf |
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General References | - Golomb, BA (1999). A Review of the Scientific Literature As It Pertains to Gulf War Illnesses. Volume 2: Pyridostigmine Bromide. Washington, DC: RAND.
- Wikipedia. N-Bromosuccinimide. Last Updated 22 May 2009. [Link]
- International Programme on Chemical Safety (IPCS) INCHEM (1992). Poison Information Monograph for Bromine. [Link]
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Gene Regulation |
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Up-Regulated Genes | Not Available |
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Down-Regulated Genes | Not Available |
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