Molecular Formula | C15H10N2O2 |
Molar Mass | 250.25 |
Density | 1.19 |
Melting Point | 38-44 °C |
Boling Point | 392 °C |
Flash Point | 196 °C |
Water Solubility | decomposes |
Solubility | 2g/l (decomposition) |
Vapor Presure | 0.066 hPa (20 °C) |
Appearance | neat |
Specific Gravity | 1.180 |
Color | White to Almost white |
Exposure Limit | TLV-TWA 0.051 mg/m3 (0.005 ppm)(ACGIH and NIOSH); ceiling (air) 0.204mg/m3 (0.02 ppm)/10 min (NIOSH andOSHA); IDLH 102 mg/m3 (10 ppm). |
BRN | 797662 |
Storage Condition | -20°C |
Stability | Stable. Combustible. Incompatible with strong oxidizing agents. Reacts violently with alcohols. |
Sensitive | Moisture Sensitive/Lachrymatory |
Explosive Limit | 0.4%(V) |
Refractive Index | 1.5906 (estimate) |
Physical and Chemical Properties | The trait is a pale yellow molten solid with a strong irritating odor. flash point: 200-218 refractive index: 1.5906 |
Use | Used in the plastics and rubber industries and as an adhesive |
Risk Codes | R42/43 - May cause sensitization by inhalation and skin contact. R36/37/38 - Irritating to eyes, respiratory system and skin. R20 - Harmful by inhalation R48/20 - R40 - Limited evidence of a carcinogenic effect |
Safety Description | S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37 - Wear suitable protective clothing and gloves. S23 - Do not breathe vapour. |
UN IDs | 2206 |
WGK Germany | 1 |
RTECS | NQ9350000 |
TSCA | Yes |
HS Code | 29291090 |
Hazard Note | Toxic/Corrosive/Lachrymatory/Moisture Sensitive |
Hazard Class | 6.1 |
Packing Group | II |
Toxicity | LD50 orally in Rabbit: > 5000 mg/kg LD50 dermal Rabbit > 9000 mg/kg |
Raw Materials | Aniline Formaldehyde Chlorine Sodium hydroxide Nitric acid carbon monoxide,cyl. with 10 L (net~3kg) |
Downstream Products | Polyurethane |
freezing point | 37 ℃ |
(IARC) carcinogen classification | 3 (Vol. 19, Sup 7, 71) 1999 |
NIST chemical information | Information provided by: webbook.nist.gov (external link) |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
Uses | Used in the production of polyurethane elastomers, synthetic fibers, artificial leather, solvent-free coatings, etc. Used in the plastics and rubber industries, and used as adhesives Uses include UV-curable and latent catalyst-containing polymerization composition. |
category | toxic substances |
toxicity classification | poisoning |
acute toxicity | oral-rat LD50: 9200 mg/kg; Oral-mouse LD50: 2200 mg/kg |
stimulation data | eye-rabbit 100 mg moderate |
flammability hazard characteristics | open flame is combustible; toxic nitrogen oxide smoke can be released during polymerization |
storage and transportation characteristics | warehouse ventilation and low temperature drying; Separate storage and transportation from water-containing articles, alcohols and amines |
fire extinguishing agent | dry powder, carbon dioxide |
occupational standard | TWA 0.05 mg/m3; STEL 0.2 mg/m3 |
spontaneous combustion temperature | >600°C |
toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
immediate life-threatening and health concentration | 75 mg/m3 |
white solid. Heating stimulates the odor, boiling point 196 C (5 x 133. 3Pa), freezing point 38~39 ℃, relative density (50 ℃/4 ℃)1.19, 1. 5906, viscosity 4.9 × 10-3 Pa -s(50 ℃), flash point (opening) 202 ℃, soluble in acetone, carbon tetrachloride, benzene, chlorobenzene, nitrobenzene, dioxane, etc.
See preparation of 1,5-naphthalene diisocyanate.
The product can be widely used in the manufacture of various types of polyurethane elastomers. It is also widely used in the manufacture of artificial leather, synthetic leather, adhesives, coatings, fabric coating finishing agents, human organ substitutes, etc.