1-Bromo-2-tert-butylcyclopropane CAS 55682-99-0
| CAS No. | 55682-99-0 |
| Molecular Formula | C7H13Br |
| Molecular Weight | 177.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
1-Bromo-2-tert-butylcyclopropane (CAS 55682-99-0), molecular formula C7H13Br and molecular weight 177.08 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-Bromo-2-tert-butylcyclopropane (C7H13Br) contains bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 177.08 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 1-Bromo-2-tert-butylcyclopropane meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H13Br |
| Molecular Weight | 177.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1972 |
| Halogen Content | Br-containing |
Related Bromo Standards
- (3-Bromo-2-methylpropyl)cyclopropane (CAS 1339361-22-6)
- (E)-1-bromo-5-methylhex-3-ene (CAS 134287-57-3)
- 5-Bromo-2-methylhex-1-ene (CAS 1379157-36-4)
- 1-Bromo-3-methylcyclohexane (CAS 13905-48-1)
- 3-Bromo-1,1-dimethylcyclopentane (CAS 1517615-64-3)
- 1-Bromo-4-methyl-3-hexene (CAS 19198-88-0)
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Recommended Standards
- 1-Bromo-2-methylcyclohexane (CAS 6294-39-9)
- 1-Bromo-3-ethylcyclopentane (CAS 90321-83-8)
- 1-bromo-1-methyl-cyclohexane (CAS 931-77-1)
- 1-bromo-4-methylcyclohexane (CAS 6294-40-2)
- tert-Butyl n-(3-ethyl-5-methyl-1,2-oxazol-4-yl)carbamate (CAS 1423027-41-1)
- (S)-3-Amino-2-(4-bromo-phenyl)-propionic acid 1442114-45-5 KS-000025MJ (CAS 1442114-45-5)
- 5-Amino-N-(4-iodophenyl)-2-methoxybenzene-1-sulfonamide (CAS 438031-73-3)
- tert-Butyl 3-(cyanomethyl)-8-azabicyclo[3.2.1]octane-8-carboxylate (CAS 1241675-18-2)
- 2-(5-(3-Chlorophenyl)-1,3,4-oxadiazol-2-yl)acetic acid (CAS 1018578-91-0)
- Methyl 3,4-difluoro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1218791-19-5)
- (1,1-Difluoroethyl)benzene (CAS 657-35-2)
- 2,5-Dibromo-3-hexadecylthiophene (CAS 178452-13-6)
- triisopropyl(thiazol-2-yl)silane (CAS 681218-90-6)
- Semaglutide impurity 93 (CAS CATO-C4X-222693)
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