2,2'-(Ethane-1,2-diylbis(sulfanediyl))bis(N-(3-chlorophenyl)acetamide) CAS 222403-73-8
| CAS No. | 222403-73-8 |
| Molecular Formula | C18H18Cl2N2O2S2 |
| Molecular Weight | 429.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2,2'-(Ethane-1,2-diylbis(sulfanediyl))bis(N-(3-chlorophenyl)acetamide) 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.
CATO supplies 2,2'-(Ethane-1,2-diylbis(sulfanediyl))bis(N-(3-chlorophenyl)acetamide) (CAS 222403-73-8), a certified reference material (molecular formula C18H18Cl2N2O2S2, MW 429.38 g/mol) for analytical method development and quality control.
Structurally, 2,2'-(Ethane-1,2-diylbis(sulfanediyl))bis(N-(3-chlorophenyl)acetamide) (C18H18Cl2N2O2S2) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 429.38 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C18H18Cl2N2O2S2 |
| Molecular Weight | 429.38 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Ethane Standards
- 3,3'-(Ethane-1,2-diylbis(sulfanediyl))bis(1-(4-chlorophenyl)propan-1-one) (CAS 882073-26-9)
- Ethane-1,2-diyl didodecanoate (CAS 624-04-4)
- ((Ethane-1,2-diylbis(oxy))bis(4,1-phenylene))bis(phenylmethanone) (CAS 5410-01-5)
- 2,2',2''-((Ethane-1,1,1-triyltris(benzene-4,1-diyl))tris(oxy))tris(ethan-1-ol) (CAS 138871-95-1)
- 5,5',5''-(Ethane-1,1,1-triyl)tris(2-pentylfuran) (CAS 87688-73-1)
- 3,3'-(Ethane-1,2-diylbis(sulfanediyl))bis(1-(4-methoxyphenyl)propan-1-one) (CAS 882748-85-8)
- 6,6'-(Ethane-1,2-diyl)bis(3-aminobenzenesulfonate) xsodium salt (CAS 93981-27-2)
- Ethane-1,2-diyl bis(1,3-dioxo-1,3-dihydroisobenzofuran-5-carboxylate) (CAS 1732-96-3)
Recommended Standards
- 2-(((2R,3S,4R,5R)-5-(6-Amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methoxy)-2-methyl-4H-benzo[d][1,3]dioxin-4-one (CAS 63244-53-1)
- 3,3'-Disulfanediylbis(N-(2-chlorophenyl)propanamide) (CAS 33312-23-1)
- 2-{[(2,6-dichlorophenyl)methyl]sulfanyl}-4-phenyl-6-(propylamino)pyrimidine-5-carbonitrile (CAS 303985-78-6)
- 8-(2,4-Dihydroxyphenyl)-7-hydroxy-2-(2-hydroxy-4-oxocyclohexa-2,5-dien-1-ylidene)-2H-phenoxazin-3(10H)-one (CAS 71939-12-3)
- 4,4',4'',4'''-(Porphyrin-5,10,15,20-tetrayl)tetrakis(1-methylpyridin-1-ium) iodide (CAS 36674-90-5)
- Methyl 2-(azetidin-3-yl)pyrimidine-5-carboxylate hydrochloride (CAS 1958101-03-5)
- 1-Bromo-5-(isopropylsulfonyl)pentane (CAS 1343624-36-1)
- Ethyl 2,5-difluoro-3-nitrobenzoate (CAS 1154279-29-4)
- (3,4-dibromopyrrol-1-yl)-triisopropyl-silane (CAS 93362-54-0)
- Meropenem Impurity 37 (CAS CATO-C4X-130937)
- 1-Azabicyclo[2.2.1]heptane (CAS 279-27-6)
- 4-Chloro-α-pyrrolidinopropiophenone HCl (CAS 93307-24-5)
- 4-Chloro-6-(difluoromethyl)-3-(trifluoromethyl)picolinic acid (CAS 1805370-13-1)
- Biotinyl-Glucagon (1-29) (human, rat, porcine) trifluoroacetate salt (CAS 1802086-28-7)
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