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2409-55-4

2409-55-4 structure
2409-55-4 structure

Name 2-tert-Butyl-4-methylphenol
Synonyms MONOBUTYL-P-CRESOL
4-Methyl-2,6-tert-butylphenol
2-tert-butyl-p-creso
2-tert-butyl-p-cresol
Phenol, (1,1-dimethylethyl)-4-methyl-
2-Terc.butyl-p-kresol
Phenol, 2- (1,1-dimethylethyl)-4-methyl-
MBPC
2-T-BUTYL-P-CRESOL
o-tert-Butyl-p-cresol
2-t-butyl-4-methylphenol
MTBP
MFCD00002381
RALOX 240
EINECS 219-314-6
Phenol, 2-(1,1-dimethylethyl)-4-methyl-
p-Butylcresol
4-Methyl-2-(2-methyl-2-propanyl)phenol
Lowinox MBPC
2-tert-butyl-4-methyl-1-hydroxybenzene
2-(tert-Butyl)-4-methylphenol
2-di-tert-butyl-4-methylphenol
2-tert-Butyl-4-methylphenol
Density 1.0±0.1 g/cm3
Boiling Point 237.0±0.0 °C at 760 mmHg
Melting Point 50-52 °C(lit.)
Molecular Formula C11H16O
Molecular Weight 164.244
Flash Point 100.0±0.0 °C
Exact Mass 164.120117
PSA 20.23000
LogP 3.63
Vapour Pressure 0.0±0.5 mmHg at 25°C
Index of Refraction 1.513
Water Solubility insoluble

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GO7000000
CHEMICAL NAME :
p-Cresol, 2-tert-butyl-
CAS REGISTRY NUMBER :
2409-55-4
BEILSTEIN REFERENCE NO. :
1817645
LAST UPDATED :
199712
DATA ITEMS CITED :
19
MOLECULAR FORMULA :
C11-H16-O
MOLECULAR WEIGHT :
164.27
WISWESSER LINE NOTATION :
QR D1 BX1&1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2500 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Behavioral - ataxia Lungs, Thorax, or Respiration - dyspnea
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
700 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - acute pulmonary edema Gastrointestinal - ulceration or bleeding from small intestine
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
144 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
10 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 :
Oral
SPECIES OBSERVED :
Mammal - cat
DOSE/DURATION :
940 mg/kg
TOXIC EFFECTS :
Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Behavioral - tremor Behavioral - coma
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
2100 mg/kg
TOXIC EFFECTS :
Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Behavioral - tremor Behavioral - coma
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
2200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
1180 mg/kg
TOXIC EFFECTS :
Behavioral - sleep Behavioral - ataxia Lungs, Thorax, or Respiration - other changes
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
8100 mg/kg/30D-I
TOXIC EFFECTS :
Liver - changes in liver weight Kidney, Ureter, Bladder - urine volume decreased Blood - pigmented or nucleated red blood cells
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
10 mg/m3/15W-I
TOXIC EFFECTS :
Endocrine - other changes Blood - changes in erythrocyte (RBC) count
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - hamster
DOSE/DURATION :
84 gm/kg/20W-C
TOXIC EFFECTS :
Tumorigenic - neoplastic by RTECS criteria Gastrointestinal - tumors

MUTATION DATA

TEST SYSTEM :
Rodent - rat
DOSE/DURATION :
336 gm/kg/8W (Continuous)
REFERENCE :
CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 11,425,1990 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2329 No. of Facilities: 736 (estimated) No. of Industries: 7 No. of Occupations: 8 No. of Employees: 12254 (estimated) No. of Female Employees: 786 (estimated)
Symbol GHS05 GHS09
GHS05, GHS09
Signal Word Danger
Hazard Statements H314-H411
Precautionary Statements P260-P280-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338
Personal Protective Equipment Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes C:Corrosive;N:Dangerousfortheenvironment;
Risk Phrases R34;R51/53
Safety Phrases S26-S36/37/39-S45-S61-S29
RIDADR UN 2430 8/PG 3
WGK Germany 2
RTECS GO7000000
Packaging Group III
Hazard Class 8
HS Code 29071900
HS Code 2907199090
Summary 2907199090 other monophenols VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%