Propargyl-PEG4-CH2-acid CAS 1872433-74-3
| CAS No. | 1872433-74-3 |
| Molecular Formula | C13H22O6 |
| Molecular Weight | 274.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Propargyl-PEG4-CH2-acid 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.
Propargyl-PEG4-CH2-acid (CAS 1872433-74-3), molecular formula C13H22O6 and molecular weight 274.31 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Propargyl-PEG4-CH2-acid (C13H22O6) contains a carboxylic acid group, 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 274.31 g/mol, it falls into the medium-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).
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 | C13H22O6 |
| Molecular Weight | 274.31 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1995 |
Related Propargyl Standards
- Propargyl-PEG5-amine (CAS 1589522-46-2)
- Propargyl-PEG3-Boc (CAS 1374658-84-0)
- Propargyl-PEG5-OH (CAS 1036204-60-0)
- Bis-propargyl-PEG4 (CAS 159428-42-9)
- Propargyl-PEG2-NHS ester (CAS 2512228-06-5)
- Propargyl-PEG1-SS-PEG1-acid (CAS 1807503-85-0)
- Propargyl-PEG4-CH2-methyl ester (CAS 1872433-63-0)
- Propargyl-PEG4-acid (CAS 1415800-32-6)
Recommended Standards
- 1-(3,4-Dimethoxyphenyl)-2-phenoxyethanol (CAS 183303-74-4)
- 5-Methyl-1,2-chrysenediol (CAS 192703-61-0)
- tert-Butyl 3-(methoxy(methyl)carbamoyl)morpholine-4-carboxylate (CAS 175165-76-1)
- 2,2',6,6'-Tetramethoxy-1,1'-biphenyl (CAS 19491-10-2)
- 6-(4-Chlorophenyl)-2-oxo-1-(prop-2-en-1-yl)-1,2-dihydropyridine-3-carbonitrile (CAS 339109-73-8)
- 5-Bromo-2-(difluoromethyl)aniline (CAS 1261495-74-2)
- 2,2,2-Trifluoro-1-(4'-methyl-[1,1'-biphenyl]-4-yl)ethan-1-one (CAS 1079392-70-3)
- 5-(4-Chlorophenyl)-3-phenylisoxazole (CAS 1148-87-4)
- Mirogabalin Impurity 129 (CAS CATO-C4X-2924129)
- 2-((S)-2-(((tert-Butyldimethylsilyl)oxy)methyl)-3,4-dihydro-2H-pyrrol-5-yl)-2-((S)-5-(((tert-butyldimethylsilyl)oxy)methyl)pyrrolidin-2-ylidene)acetonitrile (CAS 105251-52-3)
- 2-(Hydrazinylmethyl)-1H-benzo[d]imidazole (CAS 99303-41-0)
- Methyl 2-amino-7-methyl-5-oxo-4-phenyl-4H,5H-pyrano[4,3-b]pyran-3-carboxylate (CAS 194282-95-6)
- Biotin-PEG3-propionic hydrazide (CAS 1381861-94-4)
- (10-31)Semaglutide (CAS CATO-C4X-2226283)
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