481-74-3
Product Name:
Chrysophanic acid
Formula:
C15H10O4
Synonyms:
1,8-Dihydroxy-3-methylanthraquinone;3-Methylchrysazin;Chrysophanic acid
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Chrysophanic acid appears as golden yellow plates or brown powder. Melting point 196 °C. Slightly soluble in water. Pale yellow aqueous solutions turn red on addition of alkali. Solutions in concentrated sulfuric acid are red. (NTP, 1992) |
|---|---|
| Color/Form | Yellow hexagonal or monoclinic needles |
| Boiling Point | Sublimes |
| Melting Point | 385 °F (sublimes) (NTP, 1992) |
| Solubility | less than 1 mg/mL at 64 °F (NTP, 1992) |
| Density | 0.92 g/cm cu at 25 °C |
| Stability/Shelf Life | Stable under recommended storage conditions. |
| Decomposition | Hazardous decomposition products formed under fire conditions. - Carbon oxides |
SAFETY INFORMATION
| Signal word | Warning |
|---|---|
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
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. 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. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
COMPUTED DESCRIPTORS
| Molecular Weight | 254.24 g/mol |
|---|---|
| XLogP3 | 3.5 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 0 |
| Exact Mass | 254.05790880 g/mol |
| Monoisotopic Mass | 254.05790880 g/mol |
| Topological Polar Surface Area | 74.6 Ų |
| Heavy Atom Count | 19 |
| Formal Charge | 0 |
| Complexity | 405 |
| 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 | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Chrysophanic acid appears as golden yellow plates or brown powder. Melting point 196 °C. Slightly soluble in water. Pale yellow aqueous solutions turn red on addition of alkali. Solutions in concentrated sulfuric acid are red. (NTP, 1992)