145-73-3
Product Name:
ENDOTHAL
Formula:
C8H10O5
Synonyms:
7-Oxabicyclo[2.2.1]heptane-2,3-dicarboxylic Acid;Endothall - CAS 145-73-3 - Calbiochem
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | The monohydrate is in the form of colorless crystals. Non corrosive. Used as a selective herbicide. |
|---|---|
| Color/Form | Cyrstalline, white solid |
| Odor | Odorless |
| Melting Point | Converted to anhydride at 90 °C |
| Solubility | In water, 1.0X10+5 mg/L at 20 °C |
| Density | 1.431 |
| Vapor Pressure | 1.57X10-10 mm Hg at 24 °C |
| LogP | log Kow = 1.91 |
| Stability/Shelf Life | Stable to about 90 °C, at which temperature it undergoes slow conversion to anhydride; stable in acid and light. |
| Decomposition | When heated to decomposition it emits acrid smoke and fumes. |
| Corrosivity | Non-corrosive to metals |
| Dissociation Constants | pKa1 = 3.40; pKa2 = 6.7 |
| Kovats Retention Index | 1479.1 |
| Other Experimental Properties | When heated rapidly melts at about 144 C, decomposing into anhydride and water |
| Chemical Classes | Pesticides -> Herbicides, Other |
SAFETY INFORMATION
| Signal word | Warning |
|---|---|
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H301:Acute toxicity,oral H312:Acute toxicity,dermal H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
COMPUTED DESCRIPTORS
| Molecular Weight | 186.16 g/mol |
|---|---|
| XLogP3 | -0.5 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 2 |
| Exact Mass | 186.05282342 g/mol |
| Monoisotopic Mass | 186.05282342 g/mol |
| Topological Polar Surface Area | 83.8 Ų |
| Heavy Atom Count | 13 |
| Formal Charge | 0 |
| Complexity | 235 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 4 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
The monohydrate is in the form of colorless crystals. Non corrosive. Used as a selective herbicide.