942-91-6 Acetic acid, [(phenylthioxomethyl)thio]- Benzoic acid, carboxymethyl ester Benzoic acid, ester with mercaptoacetic acid Carboxymethyl dithiobenzoate NSC-68200 NSC68200 Thiobenzoyl thioglycolate Thiobenzoylthioacetic acid CAS 942-91-6
| CAS No. | 942-91-6 |
| Molecular Formula | C9H14O2S2 |
| Molecular Weight | 218.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 942-91-6 Acetic acid, [(phenylthioxomethyl)thio]- Benzoic acid, carboxymethyl ester Benzoic acid, ester with mercaptoacetic acid Carboxymethyl dithiobenzoate NSC-68200 NSC68200 Thiobenzoyl thioglycolate Thiobenzoylthioacetic acid is closely related to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
942-91-6 Acetic acid, [(phenylthioxomethyl)thio]- Benzoic acid, carboxymethyl ester Benzoic acid, ester with mercaptoacetic acid Carboxymethyl dithiobenzoate NSC-68200 NSC68200 Thiobenzoyl thioglycolate Thiobenzoylthioacetic acid (CAS 942-91-6) is a high-purity analytical reference standard with the molecular formula C9H14O2S2 and a molecular weight of 218.34 g/mol.
Structurally, 942-91-6 Acetic acid, [(phenylthioxomethyl)thio]- Benzoic acid, carboxymethyl ester Benzoic acid, ester with mercaptoacetic acid Carboxymethyl dithiobenzoate NSC-68200 NSC68200 Thiobenzoyl thioglycolate Thiobenzoylthioacetic acid (C9H14O2S2) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 218.34 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 942-91-6 Acetic acid, [(phenylthioxomethyl)thio]- Benzoic acid, carboxymethyl ester Benzoic acid, ester with mercaptoacetic acid Carboxymethyl dithiobenzoate NSC-68200 NSC68200 Thiobenzoyl thioglycolate Thiobenzoylthioacetic acid 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.
Physical & Chemical Properties
| Molecular Formula | C9H14O2S2 |
| Molecular Weight | 218.34 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 2 |
Related Acetic Standards
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- 3-(Aminomethyl)-N-ethylpyridin-2-amine (CAS 1225475-47-7)
- Benzoic acid, 4-(2-methyl-1-propen-1-yl)-, methyl ester (CAS 115665-61-7)
- Semaglutide impurity 229 (CAS CATO-C4X-2226229)
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