3-Nitrotoluene CAS#99-08-1
CAS Number: 99-08-1
Chemical Formula: C7H7NO2
Synonyms:
3-NITROTOLUENE
3-METHYLNITROBENZENE
m-mononitrotoluene
MOQ (Minimum Order Quantity): 1 FCL (Full Container Load)
Appearance: Light Yellow Liquid
3-Nitrotoluene CAS#99-08-1
Nitrotoluene is formed in 3 isomeric forms. The o-and m-forms are yellow liquids or solids. The p-form is a pale yellow crystalline solid. All have weak aromatic odors. The Odor Thresholds are: 0.05 mg/L (o-isomer); 1.74 ppm (m-isomer).
3-Nitrotoluene Chemical Properties |
Melting point | 15 °C |
Boiling point | 230-231 °C(lit.) |
density | 1.157 g/mL at 25 °C(lit.) |
vapor density | 4.73 (vs air) |
vapor pressure | 1 mm Hg ( 50.2 °C) |
refractive index | n |
Fp | 215 °F |
storage temp. | 2-8°C |
solubility | 0.419g/l |
form | Liquid |
color | Clear yellow to yellow-brownish |
explosive limit | 2.2%(V) |
Water Solubility | insoluble |
Merck | 14,6650 |
BRN | 1906910 |
Henry's Law Constant | 9.31 at 25 °C (thermodynamic method-GC/UV spectrophotometry, Altschuh et al., 1999) |
Dielectric constant | 23.800000000000001 |
Exposure limits | NIOSH REL: TWA 2 ppm (11 mg/m3), IDLH 200 ppm; OSHA PEL: TWA 5 ppm (30 mg/m3); ACGIH TLV: TWA 2 ppm (adopted). |
Stability: | Stable. Combustible. Incompatible with reducing agents, strong oxidizing agents, strong bases. |
Major Application | environmental |
InChI | 1S/C7H7NO2/c1-6-3-2-4-7(5-6)8(9)10/h2-5H,1H3 |
InChIKey | QZYHIOPPLUPUJF-UHFFFAOYSA-N |
SMILES | Cc1cccc(c1)[N+]([O-])=O |
LogP | 2.4 |
Surface tension | 41.4mN/m at 20°C |
CAS DataBase Reference | 99-08-1(CAS DataBase Reference) |
IARC | 3 (Vol. 65) 1996 |
NIST Chemistry Reference | Benzene, 1-methyl-3-nitro-(99-08-1) |
EPA Substance Registry System | m-Nitrotoluene (99-08-1) |
Safety Information |
Hazard Codes | T,F,Xn |
Risk Statements | 23/24/25-33-51/53-36/37/38-11-36-20/21/22 |
Safety Statements | 36/37-45-61-37-28A-27-16-26 |
RIDADR | UN 1664 6.1/PG 2 |
OEB | A |
OEL | TWA: 2 ppm (11 mg/m3) [skin] |
WGK Germany | 2 |
RTECS | XT2975000 |
TSCA | TSCA listed |
HazardClass | 6.1 |
PackingGroup | II |
HS Code | 29042000 |
Storage Class | 6.1A - Combustible acute toxic Cat. 1 and 2 |
Hazard Classifications | Acute Tox. 4 Oral |
Hazardous Substances Data | 99-08-1(Hazardous Substances Data) |
Toxicity | Acute oral LD50 for guinea pigs 3,600 mg/kg, mice 330 mg/kg, rats 1,072 mg/kg, rabbits 2,400 (quoted, RTECS, 1985). |
Product Application of 3-Nitrotoluene CAS#99-08-1
Catalytic hydrogenation or reduction with iron converts 3-nitrotoluene to m-toluidine, which provides important coupling components for azo dyes, usually after N-alkylation.
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