N-[1-(Thiophen-2-yl)ethyl]hydroxylamine CAS 904818-25-3
| CAS No. | 904818-25-3 |
| Molecular Formula | C6H9NOS |
| Molecular Weight | 143.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, N-[1-(Thiophen-2-yl)ethyl]hydroxylamine (C6H9NOS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 143.21 g/mol, it falls into the low-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
N-[1-(Thiophen-2-yl)ethyl]hydroxylamine (CAS 904818-25-3), molecular formula C6H9NOS and molecular weight 143.21 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N-[1-(Thiophen-2-yl)ethyl]hydroxylamine 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 | C6H9NOS |
| Molecular Weight | 143.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related N Standards
- o-(2-(Thiophen-3-yl)ethyl)hydroxylamine (CAS 863991-13-3)
- (1-(Thiophen-2-yl)ethyl)hydrazine (CAS 1016752-26-3)
- (2-(Thiophen-3-yl)ethyl)hydrazine (CAS 1042654-39-6)
- 2-(Thiophen-3-yl)propan-2-ol (CAS 113546-05-7)
- (2s)-1-(Thiophen-3-yl)propan-2-ol (CAS 1438432-65-5)
- (S)-1-(thiophen-2-yl)propan-2-ol (CAS 165305-22-6)
- (R)-1-(thiophen-2-yl)propan-2-ol (CAS 851885-25-1)
- 1-(thiophen-2-yl)propan-1-ol (CAS 23229-69-8)
Recommended Standards
- methyl[(5-methyl-1,3,4-thiadiazol-2-yl)methyl]amine (CAS 933714-10-4)
- N1-(1,3-thiazol-2-yl)ethane-1,2-diamine (CAS 5664-46-0)
- Kevetrin (CAS 500863-50-3)
- N2,N2-dimethylthiazole-2,4-diamine (CAS 75116-62-0)
- Methyl 6-(hydroxy(phenyl)methyl)nicotinate (CAS 63362-42-5)
- 2-(Bromomethyl)-5-cyano-3-(difluoromethyl)pyridine-4-acetic acid (CAS 1805475-50-6)
- 5-Chloro-3-ethyl-3H-imidazo[4,5-b]pyridin-2-amine (CAS 1311369-45-5)
- 2-Fluoro-6-phenoxybenzonitrile (CAS 175204-06-5)
- 2-Dodecyloxirane (CAS 3234-28-4)
- Methyl 3-bromo-8-chloroimidazo[1,2-a]pyrazine-2-carboxylate (CAS 1418287-77-0)
- 4-Phenyl-5,6,7,8-tetrahydro-1,6-naphthyridin-2(1H)-one (CAS 199785-90-5)
- (E)-3-(4-fluorophenyl)-2-(4-(4-methoxyphenyl)thiazol-2-yl)acrylonitrile (CAS 332056-04-9)
- Methyl 5-acetyl-2-ethoxybenzoate (CAS 76310-74-2)
- Semaglutide impurity 266 (CAS CATO-C4X-2226266)
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