S-Benzyl-L-cysteine
S-Benzyl-L-cysteine
CAS: 3054-01-1
Molecular Formula: C10H13NO2S
S-Benzyl-L-cysteine - Names and Identifiers
| Name | S-Benzyl-L-cysteine |
| Synonyms | H-CYS(BZL)-OH H-Cys(Bzl)-OH H-L-CYS(BZL)-OH s-benzylcysteine CYSTEINE(BZL)-OH (S)-BENZYL-L-CYS S-Benzyl-L-cysteine N-benzyl-L-cysteine s-(phenylmethyl)-l-cystein 3-(BENZYLTHIO)-L-(+)-ALANINE L-CYSTEINE, S-(PHENYLMETHYL)- |
| CAS | 3054-01-1 |
| EINECS | 221-273-4 |
| InChI | InChI=1/C10H13NO2S/c12-10(13)9(7-14)11-6-8-4-2-1-3-5-8/h1-5,9,11,14H,6-7H2,(H,12,13)/t9-/m0/s1 |
S-Benzyl-L-cysteine - Physico-chemical Properties
| Molecular Formula | C10H13NO2S |
| Molar Mass | 211.28 |
| Density | 1.2079 (rough estimate) |
| Melting Point | 214 °C (dec.) (lit.) |
| Boling Point | 379.2±42.0 °C(Predicted) |
| Specific Rotation(α) | 26 º (c=0.4, 1N NaOH) |
| Flash Point | 166°C |
| Solubility | almost transparency in 1mol/L NaOH |
| Vapor Presure | 1.59E-05mmHg at 25°C |
| Appearance | White powder |
| Color | White to Almost white |
| BRN | 1879358 |
| pKa | 2.10±0.10(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 29 ° (C=1, 1mol/L Na |
| MDL | MFCD00002613 |
| Physical and Chemical Properties | Melting Point 209-214°C specific rotation 26 ° (c = 0.4, 1N NaOH) |
| Use | Used in the synthesis of biochemical reagents, oxytocin and other peptides. |
S-Benzyl-L-cysteine - Risk and Safety
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. S28 - After contact with skin, wash immediately with plenty of soap-suds. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29309090 |
S-Benzyl-L-cysteine - Introduction
Soluble in water, more soluble in aqueous hydrochloric acid and NaOH solution
Last Update：2022-10-16 17:24:27
S-Benzyl-L-cysteine - Reference Information
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Uses | Used for biochemical research and used as an intermediate for synthetic peptides. |
| production method | ammonolysis of L-cysteine hydrochloride and adding benzyl chloride to react to obtain coarse crystals, which are filtered, washed and crystallized to obtain products. |
Last Update：2024-04-09 21:01:54
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