ChemicalBook >> CAS DataBase List >>P-XYLOQUINONE
P-XYLOQUINONE
- CAS No.
- 137-18-8
- Chemical Name:
- P-XYLOQUINONE
- Synonyms
- Floron;PHLORONE;XYLOQUINONE;Metaphlorone;P-XYLOQUINONE;2,5-XYLOQUINONE;Phlorone-quinone;PARA-XYLOQUINONE;p-Xyloquinone >2,5-Dimethylquinone
- CBNumber:
- CB0437589
- Molecular Formula:
- C8H8O2
- Molecular Weight:
- 136.15
- MDL Number:
- MFCD00041737
- MOL File:
- 137-18-8.mol
- MSDS File:
- SDS
Last updated:2023-06-08 17:06:37
| 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 |
| EWG's Food Scores | 1 |
| FDA UNII | 18D1OR9CE1 |
| EPA Substance Registry System | 2,5-Cyclohexadiene-1,4-dione, 2,5-dimethyl- (137-18-8) |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS06 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Danger | |||||||||
| Hazard statements | H301-H315-H319-H335 | |||||||||
| Precautionary statements | P301+P310+P330-P302+P352-P305+P351+P338 | |||||||||
| 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 | |||||||||
| NFPA 704 |
|
P-XYLOQUINONE price More Price(19)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 39579 | 2,5-Dimethyl-1,4-benzoquinone ≥98.0% | 137-18-8 | 5g | $204 | 2024-03-01 | Buy |
| Sigma-Aldrich | 39579 | 2,5-Dimethyl-1,4-benzoquinone ≥98.0% | 137-18-8 | 25g | $710 | 2024-03-01 | Buy |
| TCI Chemical | D0686 | p-Xyloquinone >98.0%(GC)(T) | 137-18-8 | 1g | $34 | 2024-03-01 | Buy |
| TCI Chemical | D0686 | p-Xyloquinone >98.0%(GC)(T) | 137-18-8 | 5g | $114 | 2024-03-01 | Buy |
| TCI Chemical | D0686 | p-Xyloquinone >98.0%(GC)(T) | 137-18-8 | 25g | $419 | 2024-03-01 | Buy |
P-XYLOQUINONE Chemical Properties,Uses,Production
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: 10.1080/00397919508015851
The 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
Raw materials
Preparation Products
Global( 96)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Accela ChemBio Inc. | (+1)-858-699-3322 | info@accelachem.com | United States | 19965 | 58 |
| BOC Sciences | +1-631-485-4226 | inquiry@bocsci.com | United States | 19553 | 58 |
| career henan chemical co | +86-0371-86658258 15093356674; | factory@coreychem.com | China | 29826 | 58 |
| Fuxin Pharmaceutical | +86-021-021-50872116 +8613122107989 | contact@fuxinpharm.com | China | 10297 | 58 |
| Shanghai Safer Pharmaceutical Technology Co., Ltd. | 021-31761238 | sales@saferph.com | CHINA | 897 | 58 |
| Finetech Industry Limited | +86-27-87465837 +8618971612321 | info@finetechnology-ind.com | China | 9571 | 58 |
| Dayang Chem (Hangzhou) Co.,Ltd. | 571-88938639 +8617705817739 | info@dycnchem.com | CHINA | 52867 | 58 |
| Henan Alfa Chemical Co., Ltd | +8618339805032 | alfa4@alfachem.cn | China | 12756 | 58 |
| Nanjing Hengbei Chemicals Co., Ltd. | +86-25-58393656 | sales@hengbeichem.cn | China | 6856 | 58 |
| Hangzhou MolCore BioPharmatech Co.,Ltd. | +86-057181025280; +8617767106207 | sales@molcore.com | China | 49739 | 58 |
View Lastest Price from P-XYLOQUINONE manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2019-12-26 | P-XYLOQUINONE
137-18-8
|
US $1.00 / KG | 1KG | 99% | 100KG | Career Henan Chemical Co |
-
- P-XYLOQUINONE
137-18-8
- US $1.00 / KG
- 99%
- Career Henan Chemical Co
137-18-8(P-XYLOQUINONE)Related Search:
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137-18-8
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