CAS 91-57-6|2-Methylnaphthalene
Introduction：Basic information about CAS 91-57-6|2-Methylnaphthalene, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2-Methylnaphthalene | ||
|---|---|---|---|
| CAS Number | 91-57-6 | Molecular Weight | 142.197 |
| Density | 1.0±0.1 g/cm3 | Boiling Point | 239.9±3.0 °C at 760 mmHg |
| Molecular Formula | C11H10 | Melting Point | 34-36 °C(lit.) |
| MSDS | ChineseUSA | Flash Point | 97.8±0.0 °C |
| Symbol | GHS02, GHS06, GHS08 | Signal Word | Danger |
Names
| Name | 2-methylnaphthalene |
|---|---|
| Synonym | More Synonyms |
Chemical & Physical Properties
| Density | 1.0±0.1 g/cm3 |
|---|---|
| Boiling Point | 239.9±3.0 °C at 760 mmHg |
| Melting Point | 34-36 °C(lit.) |
| Molecular Formula | C11H10 |
| Molecular Weight | 142.197 |
| Flash Point | 97.8±0.0 °C |
| Exact Mass | 142.078247 |
| LogP | 3.91 |
| Vapour Pressure | 0.1±0.2 mmHg at 25°C |
| Index of Refraction | 1.617 |
| InChIKey | QIMMUPPBPVKWKM-UHFFFAOYSA-N |
| SMILES | Cc1ccc2ccccc2c1 |
| Stability | Stable. Incompatible with strong oxidizing agents. |
| Water Solubility | 0.00246 g/100 mL |
| Freezing Point | 34.5℃ |
Toxicological Information
CHEMICAL IDENTIFICATION |
ACUTE TOXICITY DATA - TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 1630 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1 gm/kg
- TOXIC EFFECTS :
- Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Lungs, Thorax, or Respiration - other changes
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 28500 mg/kg/81W-C
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors
MUTATION DATA - TYPE OF TEST :
- Sister chromatid exchange
- TEST SYSTEM :
- Human Lymphocyte
- DOSE/DURATION :
- 250 umol/L
- REFERENCE :
- MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 208,155,1988 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 20 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M1659 No. of Facilities: 633 (estimated) No. of Industries: 10 No. of Occupations: 15 No. of Employees: 3498 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M1659 No. of Facilities: 376 (estimated) No. of Industries: 5 No. of Occupations: 5 No. of Employees: 4359 (estimated) No. of Female Employees: 1608 (estimated)
- TYPE OF TEST :
- Sister chromatid exchange
- TEST SYSTEM :
- Human Lymphocyte
- DOSE/DURATION :
- 250 umol/L
- REFERENCE :
- MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 208,155,1988 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 20 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M1659 No. of Facilities: 633 (estimated) No. of Industries: 10 No. of Occupations: 15 No. of Employees: 3498 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M1659 No. of Facilities: 376 (estimated) No. of Industries: 5 No. of Occupations: 5 No. of Employees: 4359 (estimated) No. of Female Employees: 1608 (estimated)
Safety Information
| Symbol | GHS02, GHS06, GHS08 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H225-H301 + H311 + H331-H370 |
| Precautionary Statements | P210-P260-P280-P301 + P310-P311 |
| Personal Protective Equipment | Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter |
| Hazard Codes | Xn:Harmful;N:Dangerousfortheenvironment; |
| Risk Phrases | R22;R51/53 |
| Safety Phrases | S26-S37/39-S61-S36/37-S24/25-S23-S53 |
| RIDADR | UN 3077 9/PG 3 |
| WGK Germany | 2 |
| RTECS | QJ9635000 |
| Packaging Group | III |
| Hazard Class | 9 |
| HS Code | 29029080 |
Customs
| HS Code | 29029080 |
|---|
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Synonyms
| 2-METHYL NAPHTHALENE |
| beta-Methylnaphthalene |
| 2-methyl-1-naphtoic acid |
| 2-Methylnaphthalen-1-carbonsaeure |
| 2-methyl-naphthalene |
| B-METHYLNAPHTHALENE |
| EINECS 202-078-3 |
| L66J B1 |
| 2-methyl-1-naphthoic acid |
| 2-metylnaphtalene |
| 2-METHYLNAPHTHALENE FOR SYNTHESIS |
| 2-Methylnaphthalen |
| 2-Methylnaphthalene |
| 2-methyl-1-naphthalenecarboxylic acid |
| 2-methylnaphtalene |
| 2-methylnaphthoic acid |
| MFCD00004118 |
| 2-METHYLNAPTHALENE |
| β-Methylnaphthalene |
| Naphthalene, 2-methyl- |
| SS-METHYLNAPHTHALENE |
| Fasudil Impurity 13 |
