(E)-2-(3,4-Dichlorobenzylidene)-5-oxopyrazolidin-2-ium-1-ide CAS 1164117-25-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1164117-25-2 |
| Molecular Formula | C10H8Cl2N2O |
| Molecular Weight | 243.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-2-(3,4-Dichlorobenzylidene)-5-oxopyrazolidin-2-ium-1-ide (CAS 1164117-25-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H8Cl2N2O. Molecular weight: 243.09 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H8Cl2N2O |
| Molecular Weight | 243.09 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related E Standards
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- 4-(3,4-Dichlorobenzylidene)-2-methyloxazol-5(4H)-one (CAS 73043-17-1)
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Recommended Standards
- 5-(1-chloroethyl)-3-(4-chlorophenyl)-1,2,4-oxadiazole (CAS 1152532-43-8)
- (2,4-Dichloro-1-phenyl-1h-imidazol-5-yl)methanol (CAS 1193389-00-2)
- 5-(chloromethyl)-3-[(3-chlorophenyl)methyl]-1,2,4-oxadiazole (CAS 1094351-83-3)
- n-Benzyl-3-methylcyclopentan-1-amine (CAS 74088-74-7)
- Ethyl 4-(tert-butyl)-2-chlorothiazole-5-carboxylate (CAS 72850-77-2)
- 4-Methoxyphenyl 2,4,6-Tri-O-acetyl-3-O-benzyl-β-D-glucopyranoside (CAS 303127-79-9)
- (11bR,11'bR)-2,2'-[Oxybis(methylene)]bis[N,N-dimethyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine] (CAS 869492-11-5)
- 2-(4-Acetyl-6-bromopyridin-2-yl)acetic acid (CAS 1393574-29-2)
- 2-Chloro-N-(1-(2-chlorobenzyl)-1h-pyrazol-5-yl)acetamide hydrochloride (CAS 1210310-24-9)
- D-[γ-Glu](Side Chain)-Semaglutide (CAS CATO-C4X-2226254)
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