CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Sodium 2-mercaptobenzothiazol solution appears as an amber liquid with an odor of old rubber. A 50% aqueous solution. Denser than water. (USCG, 1999) |
|---|---|
| Color/Form | LIGHT-AMBER LIQUID /50% AQUEOUS SOLN/ |
| Boiling Point | 217 °F at 760 mmHg (NTP, 1992) |
| Melting Point | 21 °F (NTP, 1992) |
| Flash Point | greater than 200 °F (NTP, 1992) |
| Solubility | greater than or equal to 100 mg/mL at 68 °F (NTP, 1992) |
| Density | 1.25 to 1.28 at 77 °F (NTP, 1992) |
| Vapor Pressure | 24 mmHg at 77 °F (NTP, 1992) |
| LogP | As an ionic salt the partition coefficient is expected to be neg. |
| Viscosity | Sodium mercaptobenzothiazole in motor oil soln maintains a uniform viscosity over a large temp range. |
| Corrosivity | Not corrosive to metals as a 50% aq soln. |
| pH | Alkaline as a 50% aq solution |
| Other Experimental Properties | Specific gravity of a 50% aq soln: 1.25 @ 25/15 °C. |
| Chemical Classes | Plastics & Rubber -> Rubber Additives |
SAFETY INFORMATION
| Signal word | Warning |
|---|---|
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P312:Call a POISON CENTER or doctor/physician if you feel unwell. P321:Specific treatment (see … on this label). P362:Take off contaminated clothing and wash before reuse. P302+P352:IF ON SKIN: wash with plenty of soap and water. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P405:Store locked up. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P501:Dispose of contents/container to..… |
COMPUTED DESCRIPTORS
| Molecular Weight | 189.2 g/mol |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 188.96828576 g/mol |
| Monoisotopic Mass | 188.96828576 g/mol |
| Topological Polar Surface Area | 42.1 Ų |
| Heavy Atom Count | 11 |
| Formal Charge | 0 |
| Complexity | 134 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 2 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Sodium 2-mercaptobenzothiazol solution appears as an amber liquid with an odor of old rubber. A 50% aqueous solution. Denser than water. (USCG, 1999)