CAS 553-97-9|2-Methylcyclohexa-2,5-diene-1,4-dione
Introduction：Basic information about CAS 553-97-9|2-Methylcyclohexa-2,5-diene-1,4-dione, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2-Methylcyclohexa-2,5-diene-1,4-dione | ||
|---|---|---|---|
| CAS Number | 553-97-9 | Molecular Weight | 122.121 |
| Density | 1.2±0.1 g/cm3 | Boiling Point | 186.6±15.0 °C at 760 mmHg |
| Molecular Formula | C7H6O2 | Melting Point | 66-67 °C(lit.) |
| MSDS | ChineseUSA | Flash Point | 64.9±17.4 °C |
| Symbol | GHS07 | Signal Word | Warning |
Names
| Name | 2-methylcyclohexa-2,5-diene-1,4-dione |
|---|---|
| Synonym | More Synonyms |
Chemical & Physical Properties
| Density | 1.2±0.1 g/cm3 |
|---|---|
| Boiling Point | 186.6±15.0 °C at 760 mmHg |
| Melting Point | 66-67 °C(lit.) |
| Molecular Formula | C7H6O2 |
| Molecular Weight | 122.121 |
| Flash Point | 64.9±17.4 °C |
| Exact Mass | 122.036781 |
| PSA | 34.14000 |
| LogP | 0.86 |
| Vapour Pressure | 0.7±0.4 mmHg at 25°C |
| Index of Refraction | 1.524 |
| InChIKey | VTWDKFNVVLAELH-UHFFFAOYSA-N |
| SMILES | CC1=CC(=O)C=CC1=O |
| Water Solubility | insoluble |
Toxicological Information
CHEMICAL IDENTIFICATION |
ACUTE TOXICITY DATA - TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 250 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
MUTATION DATA - TYPE OF TEST :
- Mutation in microorganisms
- TEST SYSTEM :
- Bacteria - Salmonella typhimurium
- DOSE/DURATION :
- 1200 nmol/plate
- REFERENCE :
- MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 347,37,1995 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X7308 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 1822 (estimated) No. of Female Employees: 272 (estimated)
- TYPE OF TEST :
- Mutation in microorganisms
- TEST SYSTEM :
- Bacteria - Salmonella typhimurium
- DOSE/DURATION :
- 1200 nmol/plate
- REFERENCE :
- MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 347,37,1995 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X7308 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 1822 (estimated) No. of Female Employees: 272 (estimated)
Safety Information
| Symbol | GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H302-H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Faceshields;Gloves |
| Hazard Codes | T:Toxic; |
| Risk Phrases | R25;R36/37/38 |
| Safety Phrases | S26-S45-S37/39-S28A |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| RTECS | DK6300000 |
| Packaging Group | II; III |
| Hazard Class | 4.1 |
| HS Code | 29146990 |
Customs
| HS Code | 2914690090 |
|---|---|
| Summary | 2914690090 other quinones。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0% |
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Synonyms
| 2-methylbenzoquinone |
| 2-Methylquinone |
| p-Toluquinone |
| 2-Methyl-1,4-benzoquinone |
| MFCD00001603 |
| 2,5-Cyclohexadiene-1,4-dione, 2-methyl- |
| 2-methyl-p-benzoquinone |
| 2-Methyl-2,5-cyclohexadiene-1,4-dione |
| Methylquinone |
| 2-methylbenzo-1,4-quinone |
| Tolylquinone |
| monomethyl-1,4-benzoquinone |
| Methylbenzoquinone |
| Toluquinone |
| EINECS 209-056-2 |
| p-Benzoquinone,2-methyl |
| Methyl-p-benzoquinone |
| methyl-1,4-benzoquinone |
