Other grades of this product :
| P-XYLOQUINONE Basic information |
| Product Name: | P-XYLOQUINONE | | Synonyms: | 2,5-Dimethyl-p-benzoquinone,99%;2,5-DiMethyl-p-benzoquinone, 99% 5GR;2,5-Dimethyl-1,4-benzoquinone >=98.0%;p-Xyloquinone;2,5-Dimethylcyclohexa-2,5-diene-1,4-dione;2,5-Dimethyl-1,4-benzoquinone
2,5-Dimethyl-p-quinone
Phlorone;Phlorone-quinone;XYLOQUINONE | | CAS: | 137-18-8 | | MF: | C8H8O2 | | MW: | 136.15 | | EINECS: | 205-283-6 | | Product Categories: | Building Blocks;C7 to C8;Carbonyl Compounds;Chemical Synthesis;Ketones;Organic Building Blocks;Benzoquinones | | Mol File: | 137-18-8.mol |
| P-XYLOQUINONE Chemical Properties |
| Melting point | 123-125 °C | | Boiling point | 69-80℃ | | density | 1.1150 (rough estimate) | | refractive index | 1.5090 (estimate) | | storage temp. | 2-8°C | | solubility | toluene: soluble0.5g/10 mL, clear to faintly turbid, yellow to brown | | form | Crystalline Powder | | color | Yellow to brown | | BRN | 2041348 | | CAS DataBase Reference | 137-18-8 | | EPA Substance Registry System | 2,5-Cyclohexadiene-1,4-dione, 2,5-dimethyl- (137-18-8) |
| Hazard Codes | Xn | | Risk Statements | 22-36/37/38 | | Safety Statements | 26-37/39 | | RIDADR | UN 2811 6.1/PG 3 | | WGK Germany | 3 | | RTECS | DK4800000 | | HS Code | 29146990 |
| P-XYLOQUINONE Usage And Synthesis |
| Chemical Properties | yellow to brown crystalline powder | | Uses | 2,5-Dimethyl-1,4-benzoquinone may be used in a key step involved in the total synthesis of (?)-cyathin A3. | | Synthesis Reference(s) | Synthetic Communications, 25, p. 1669, 1995 DOI: 10.1080/00397919508015851The Journal of Organic Chemistry, 53, p. 5453, 1988 DOI: 10.1021/jo00258a010 | | General Description | 2,5-Dimethyl-1,4-benzoquinone is a quinone derivative. Its reaction with jack bean urease in phosphate buffer, pH 7.8 has been studied. It is present as one of the component of defensive secretion of opilionid Acanthopachylus aculeatus. It has been investigated as inhibitor of jack bean urease in 50mM phosphate buffer, pH 7.0. | | Purification Methods | Crystallise the quinone from EtOH. [Beilstein 7 IV 2090.] |
| P-XYLOQUINONE Preparation Products And Raw materials |
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