2-Thienyl Isocyanate CAS 2048-57-9
| CAS No. | 2048-57-9 |
| Molecular Formula | C5H3NOS |
| Molecular Weight | 125.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C5H3NOS, 2-Thienyl Isocyanate contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 125.15 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
2-Thienyl Isocyanate (CAS 2048-57-9), molecular formula C5H3NOS and molecular weight 125.15 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.
CATO manufactures 2-Thienyl Isocyanate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H3NOS |
| Molecular Weight | 125.15 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Thienyl Standards
- 3-Thienyl isocyanate (CAS 76536-95-3)
- (4-Methyl-2-thienyl)methylamine (CAS 104163-39-5)
- (5-methyl-2-thienyl)methanol (CAS 63826-59-5)
- 1-(3-Thienyl)ethanamine (CAS 118488-08-7)
- (1S)-1-(2-thienyl)ethanamine (CAS 27948-34-1)
- (2-Thienyl)acetylene 2-Ethynylthiophene 4298-52-6 E0915 (CAS 4298-52-6)
- 1-(3-Thienyl)-2-propyn-1-ol (CAS 153026-78-9)
- 2-(2-Thienyl)azetidine (CAS 777886-76-7)
Recommended Standards
- 2-Pyridinamine,5-methyl-,1-oxide (CAS 66362-95-6)
- 3H-Pyrazolo[3,4-d]thiazole (CAS 25649-12-1)
- 2H-Pyrrolo[3,4-d][1,2,3]thiadiazole (CAS 67409-30-7)
- 3-Hydroxythiophene-2-carbonitrile (CAS 57059-19-5)
- n-Methyl-1-(pyridazin-3-yl)piperidin-4-amine (CAS 1249245-65-5)
- 1-(Benzyloxy)-2-fluoro-5-methyl-4-nitrobenzene (CAS 145159-64-4)
- NDSB-221 (CAS 160788-56-7)
- 2,2'-((4,6-Diamino-1,3,5-triazin-2-yl)azanediyl)diethanol (CAS 4669-24-3)
- 4-Chloro-1-methyl-5-((2-methyl-1H-imidazol-1-yl)methyl)-2-phenyl-1,2-dihydro-3H-pyrazol-3-one (CAS 1023497-46-2)
- Abemaciclib Impurity 143 (CAS CATO-C4X-2937143)
- Platinum,diammine[1,2,3,6-tetrahydro-2,6-dioxo-4-pyrimidinecarboxylato(2-)-κN3,κO4]- (CAS 80694-06-0)
- 7-Methyl-7H-purine (CAS 18346-04-8)
- 2-(5-Methyl-1H-pyrazol-1-yl)ethan-1-ol (CAS 42046-90-2)
- Bax inhibitor peptide V5 (CAS 579492-81-2)
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