92AK1Y27MZ 67-21-0 Ethionine, DL- DL-2-Amino-4-(ethylthio)butyric acid Butyric acid, 2-amino-4-(ethylthio)-, DL- DL-Ethionine Homocysteine, S-ethyl- U-1434 4-04-00-03194 (Beilstein Handbook Reference) Aethionin 2-Amino-4-(ethylthio)butyric acid BRN 1722529 Butyric acid, DL-2-amino-4-(ethylthio)- CCRIS 288 CN 8676 EINECS 200-647-0 (+-)-Ethionine DL-Homocysteine, S-ethyl- NSC 751 S-Ethyl-DL-homocysteine S-Ethylhomocysteine UNII-92AK1Y27MZ CAS 67-21-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 67-21-0 |
| Molecular Formula | C6H13NO2S |
| Molecular Weight | 163.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
92AK1Y27MZ 67-21-0 Ethionine, DL- DL-2-Amino-4-(ethylthio)butyric acid Butyric acid, 2-amino-4-(ethylthio)-, DL- DL-Ethionine Homocysteine, S-ethyl- U-1434 4-04-00-03194 (Beilstein Handbook Reference) Aethionin 2-Amino-4-(ethylthio)butyric acid BRN 1722529 Butyric acid, DL-2-amino-4-(ethylthio)- CCRIS 288 CN 8676 EINECS 200-647-0 (+-)-Ethionine DL-Homocysteine, S-ethyl- NSC 751 S-Ethyl-DL-homocysteine S-Ethylhomocysteine UNII-92AK1Y27MZ (CAS 67-21-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H13NO2S. Molecular weight: 163.24 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H13NO2S |
| Molecular Weight | 163.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- 3694-46-0 Benzene, 1-(isothiocyanatomethyl)-4-methyl- (9CI) Isothiocyanic acid, p-methylbenzyl ester 4-12-00-02578 (Beilstein Handbook Reference) BRN 2082478 p-Methylbenzyl isothiocyanate 4-Methylbenzyl isothiocyanate NSC 221231 (CAS 3694-46-0)
- 5-(methylthio)-1H-indole 5-Methylthio-indole 77248-65-8 A12888 (CAS 77248-65-8)
- α-Methyl-DL-methionine (CAS 2749-07-7)
- 7-Hydroxy-3-(2-methoxyphenyl)-2-(trifluoromethyl)-4H-chromen-4-one (CAS 303119-53-1)
- 2-((1-(4-Bromophenyl)-1H-pyrrol-3-yl)methylene)malonic acid (CAS 860785-98-4)
- 5-(2,5-Dimethylphenyl)-1,3,4-oxadiazol-2-amine (CAS 1016739-03-9)
- 2-Chloro-1,3,2-dioxaphospholane (CAS 822-39-9)
- 5-(Methylsulfonyl)-4-(o-tolyl)pyrimidin-2-amine (CAS 1707571-50-3)
- 2-Amino-6-(4-bromo-1h-pyrazol-1-yl)-2-methylhexanoic acid (CAS 1247502-94-8)
- (D-His1)-Exenatide trifluoroacetate salt (CAS 1678417-09-8)
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