Substance profile
Acibenzolar-S-Methyl
Acibenzolar-S-Methyl is a white to beige fine powder with a burnt-like odor.
01 · Identification
What Acibenzolar-S-Methyl is
Acibenzolar-S-Methyl is a white to beige fine powder with a burnt-like odor. Its molecular formula is C8H6N2OS2 and its molecular weight is 210.3 g/mol. It boils at 267 °C, melts at 133 °C.
Under the GHS it carries the signal word Warning.
Other names for Acibenzolar-S-Methyl
- benzo[1,2,3]thiadiazole-7-carbothioic acid S-methyl ester
02 · GHS classification
Hazards and label elements
Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.
| Code | Hazard statement |
|---|---|
| H335 | May cause respiratory irritation. |
| H315 | Causes skin irritation. |
| H319 | Causes serious eye irritation. |
| H317 | May cause an allergic skin reaction. |
| H400 | Very toxic to aquatic life. |
| H410 | Very toxic to aquatic life with long lasting effects. |
Precautionary statements: P261, P264, P272, P273, P280, P302, P305, P313, P332, P333, P337, P338, P352, P391, P501
03 · Physical and chemical properties
Acibenzolar-S-Methyl properties
Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.
| Property | Value | Conditions | Source |
|---|---|---|---|
| Boiling point | 267 °C (512.6 °F) | approximate | HSDB |
| Melting point | 132.9 °C (271.2 °F) | HSDB | |
| Density | 1.54X10+3 g/cu cm @ 22 °C | at 22 °C | HSDB |
| Solubility | Solubility in methanol 4.2, ethyl acetate 25, n-hexane 1.3, toluene 36, n-octanol 5.4, acetone 28, dichloromethane 160 (all in g/l, 25 °C). | at 25 °C | HSDB |
| In water, 7.7 mg/l @ 25 °C | at 25 °C | HSDB | |
| Vapor pressure | 0.0000033 mmHg | at 25 °C | HSDB |
| 0.0000033 mmHg | Haz-Map |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.