Phthalic-13C Acid CAS 70838-83-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 70838-83-4 |
| Molecular Formula | C6[13C]2H6O4 |
| Molecular Weight | 168.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Phthalic-13C Acid (CAS 70838-83-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C6[13C]2H6O4. Molecular weight: 168.12 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C6[13C]2H6O4 |
| Molecular Weight | 168.12 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
Related Phthalic Standards
- Phthalic Acid-13C2 (CAS 254110-94-6)
- Phthalic Acid (CAS 88-99-3)
- Phthalic-3,4,5,6-d4 Acid (CAS 87976-26-9)
- Phthalic-13C6 Acid (CAS 1313734-99-4)
- Phthalic Acid, Mono-Methyl Ester (CAS 4376-18-5)
- Phthalic anhydride-<SUP>13</SUP>C<SUB>6</SUB> (CAS 1173019-01-6)
- Phthalic-d4 Anhydride (CAS 75935-32-9)
- Phthalic Acid Anhydride-13C2 (CAS 1239918-30-9)
Recommended Standards
- Olaparib Impurity 33 (CAS 550363-85-4)
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- (2-Fluorophenyl)-oxoacetic acid (CAS 79477-86-4)
- N,N-Diisopropyl-3-methoxyaniline (CAS 7000-87-5)
- 2,4-Diethylpyridine (CAS 626-21-1)
- 1-Methylpiperidine-3,5-diol (CAS 408330-34-7)
- N1-Boc-4-fluoro-1,3-benzenediamine (CAS 361548-95-0)
- tert-Butyl N-{[(2R,4S)-4-fluoropyrrolidin-2-yl]methyl}carbamate (CAS 1314605-35-0)
- 2-Chloro-n-(2-cyanoethyl)-n-(2-methoxyphenyl)acetamide (CAS 16231-89-3)
- Liraglutide Impurity 26 (CAS CATO-C4X-199226)
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 13829788188 / jacky.chen@cato-chem.com