1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carbaldehyde CAS 50880-19-8
| CAS No. | 50880-19-8 |
| Molecular Formula | C8H8N2OS |
| Molecular Weight | 180.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carbaldehyde 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.
1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carbaldehyde (CAS 50880-19-8) is a high-purity analytical reference standard with the molecular formula C8H8N2OS and a molecular weight of 180.23 g/mol.
Structurally, 1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carbaldehyde (C8H8N2OS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 180.23 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H8N2OS |
| Molecular Weight | 180.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dimethyl Standards
- 2,5-Dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine-7-thiol (CAS 34342-03-5)
- 2,5-dimethyl-1H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 782462-55-9)
- 2,6-Dimethyl-3h,4h-thieno[2,3-d]pyrimidin-4-one (CAS 79927-75-6)
- 5,7-dimethyl[1,2,4]triazolo[4,3-c]pyrimidine-3-thiol (CAS 74537-87-4)
- 2,4'-Dimethyl-3'-fluoropropiophenone (CAS 1182786-50-0)
- 2,2-Dimethyl-2-fluoropropiophenone (CAS 560085-36-1)
- 2,2-Dimethyl-1-(5-methylfuran-2-yl)butan-1-one (CAS 100475-32-9)
- 3,3-Dimethyl-2-methylenebicyclo[2.2.1]Heptane-1-carboxylic acid (CAS 10309-20-3)
Recommended Standards
- 1-(Imidazo[5,1-b]thiazol-2-yl)propan-1-one (CAS 919509-85-6)
- 1-{6-methylimidazo[2,1-b][1,3]thiazol-5-yl}ethan-1-one (CAS 57738-11-1)
- 1-(6-Methylpyrazolo[5,1-b]thiazol-7-yl)ethanone (CAS 52197-84-9)
- 2-((4-(Methylamino)pyrimidin-5-yl)thio)acetonitrile (CAS 62756-72-3)
- (T-4)-[3-Bromo-5-[(4-bromo-3,5-dimethyl-2H-pyrrol-2-ylidene-κN)phenylmethyl]-2,4-dimethyl-1H-pyrrolato-κN]difluoroboron (CAS 910823-84-6)
- 8-Bromoimidazo[1,2-a]pyridin-3-amine (CAS 1289104-99-9)
- 4-Chloro-6-(1-ethoxyvinyl)pyrimidine (CAS 736991-92-7)
- S-(((2S,3S,4R,5S)-5-(7-Amino-1H-pyrazolo[4,3-d]pyrimidin-3-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl)-L-homocysteine (CAS 75899-14-8)
- n-Hydroxyisonicotinamide (CAS 4427-22-9)
- rel-(1R,2R)-Ethyl 2-formylcyclopropanecarboxylate (CAS 13949-93-4)
- 1-(5-Bromothiophen-2-yl)-3-ethoxyprop-2-en-1-one (CAS 1344886-67-4)
- 1-(Prop-1-en-1-yl)adamantane (CAS 150587-69-2)
- PAHs Mix 16 (CAS CATO-MPAH111562-AL)
- 103244-41-3 Insulin-like Growth Factor-II fragment 33-40 Ser-Arg-Val-Ser-Arg-Arg-Ser-Arg (CAS 103244-41-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com