4-Hydroxy-3-iodo-5-methylbenzoic acid CAS 1195666-68-2
| CAS No. | 1195666-68-2 |
| Molecular Formula | C8H7IO3 |
| Molecular Weight | 278.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-Hydroxy-3-iodo-5-methylbenzoic 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.
CATO supplies 4-Hydroxy-3-iodo-5-methylbenzoic acid (CAS 1195666-68-2), a certified reference material (molecular formula C8H7IO3, MW 278.04 g/mol) for analytical method development and quality control.
Based on its molecular formula C8H7IO3, 4-Hydroxy-3-iodo-5-methylbenzoic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, iodine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 278.04 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 | C8H7IO3 |
| Molecular Weight | 278.04 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | I-containing |
Related Hydroxy Standards
- Methyl 2-hydroxy-3-iodobenzoate (CAS 128033-28-3)
- 3-Hydroxy-2-iodo-4-methoxybenzaldehyde (CAS 138490-94-5)
- 2-(3-Hydroxy-5-iodophenyl)acetic acid (CAS 1393540-48-1)
- Methyl 4-Hydroxy-3-iodobenzoate (CAS 15126-06-4)
- 2-Hydroxy-3-iodo-4-methoxybenzaldehyde (CAS 155560-24-0)
- Methyl 3-Hydroxy-4-iodobenzoate (CAS 157942-12-6)
- 5-Hydroxy-2-iodo-4-methylbenzoic acid (CAS 1643953-27-8)
- Methyl 3-hydroxy-2-iodobenzoate (CAS 1823056-63-8)
Recommended Standards
- 5-(Hydroxymethyl)-2-iodobenzoic acid (CAS 1187238-27-2)
- 3-(Hydroxymethyl)-4-iodobenzoic acid (CAS 1187238-25-0)
- 3-(Hydroxymethyl)-2-iodobenzoic acid (CAS 1187238-23-8)
- Methyl 2-Bromo-5-fluoro-3-nitrobenzoate (CAS 328547-12-2)
- Ara-adenosine-5'-triphosphate (ara-ATP) (CAS 3714-60-1)
- 5-Bromo-N-methyl-1-isoquinolinamine (CAS 1330755-83-3)
- Tert-butyl 2-amino-5-fluorobenzoate (CAS 1183539-10-7)
- N-(3-(4-bromophenyl)-4-cyanoisoxazol-5-yl)-4-chlorobenzamide (CAS 329700-94-9)
- 5-Bromo-2-ureidothiophene-3-carboxamide (CAS 354812-10-5)
- 3-Methyl-5-(1,2,5,6-tetrahydropyridin-3-yl)-1,2,4-oxadiazole hydrochloride (CAS 129594-87-2)
- 3-Bromo-8-chloro-6-(trifluoromethyl)imidazo[1,2-a]pyridine (CAS 900019-65-0)
- 1-(4-chlorophenyl)-1H-1,3-benzodiazole-6-carboxylic acid (CAS 1551711-35-3)
- 3-(2-((4-Chlorobenzyl)oxy)phenyl)-1-((2,5-dichlorophenyl)sulfonyl)-1H-pyrazole (CAS 477713-43-2)
- Des-Ala35-Tirzepatide (CAS CATO-CPTD788939)
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