4-tert-Butylcatechol cas no:98-29-3
Synonyms: 4-(1,1-Dimethylethyl)-1,2-benzenediol; 4-tert-Butylpyrocatechol; 4-tert-Butylcatechol solution; Tris(2,3-Dibromopropyl-1)Isocyanurate; Butylcatechol; 4-tert-Butyl-1,2-dihydroxybenzene; 4-tert-Butyl Pyrocatechol
Name4-tert-Butylcatechol
CAS98-29-3
Synonyms4-(1,1-Dimethylethyl)-1,2-benzenediol; 4-tert-Butylpyrocatechol; 4-tert-Butylcatechol solution; Tris(2,3-Dibromopropyl-1)Isocyanurate; Butylcatechol; 4-tert-Butyl-1,2-dihydroxybenzene; 4-tert-Butyl Pyrocatechol
EINECS(EC#)202-653-9
Molecular FormulaC10H14O2
Molecular Weight166.22
AppearanceWhite Solid Turning Light Brown PURITY
refractive indexn20/D 1.508
storage tempStore in a cool, dry place. Do not store in direct sunlight. Store in a tightly closed container. Do not expose to air.
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass8
Hazard C:Corrosive;
Risk R21;R34;R43
Safety
Safety Information of?4-tert-Butylcatechol (CAS NO.98-29-3):
Hazard Codes: C? 
,N?
,T 
Risk Statements: 34-43-51/53-21/22-39/23/24/25-20/21/22-10?
R34: Causes burns.?
R43: May cause sensitization by skin contact.?
R51/53: Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.?
R39: Danger of very serious irreversible effects.?
R23/24/25: Toxic by inhalation, in contact with skin and if swallowed.?
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed.?
R10: Flammable.
Safety Statements: 26-36/37/39-45-61-24?
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.?
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.?
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)?
S61: Avoid release to the environment. Refer to special instructions / safety data sheets.?
S24: Avoid contact with skin.
RIDADR: UN 2923 8/PG 3
WGK Germany: 2
RTECS: UX1400000
HazardClass: 8
PackingGroup: III
HS Code: 29072900
A poison by intravenous route. Moderately toxic by ingestion and skin absorption. A severe skin and eye irritant. Mutation data reported. Combustible when exposed to heat or flame. To fight fire, use CO2, dry chemical, fog, mist. When heated to decomposition it emits acrid and irritating fumes.
HS Code 29072900
| Organism |
Test Type |
Route |
Reported Dose (Normalized Dose) |
Effect |
Source |
| mouse |
LD50 |
intravenous |
32mg/kg (32mg/kg) |
? |
U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#07874, |
| rabbit |
LD50 |
skin |
630uL/kg (0.63mL/kg) |
? |
AMA Archives of Industrial Hygiene and Occupational Medicine. Vol. 10, Pg. 61, 1954. |
| rat |
LD50 |
oral |
2820mg/kg (2820mg/kg) |
? |
AMA Archives of Industrial Hygiene and Occupational Medicine. Vol. 10, Pg. 61, 1954. |
| rat |
LDLo |
skin |
2gm/kg (2000mg/kg) |
SENSE ORGANS AND SPECIAL SENSES: PTOSIS: EYE
BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
SKIN AND APPENDAGES (SKIN): HAIR: OTHER |
National Technical Information Service. Vol. OTS0571349, |
