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534-22-5

534-22-5 structure
534-22-5 structure

Name 2-Methylfuran
Synonyms FEMA 4179
Sylvan
2-methyl-furan
SILVAN
EINECS 208-594-5
MFCD00003248
5-METHYLFURAN
2-methyl-fura
MEF
Density 0.9±0.1 g/cm3
Boiling Point 64.5±9.0 °C at 760 mmHg
Melting Point -88.7 °C
Molecular Formula C5H6O
Molecular Weight 82.101
Flash Point -22.2±0.0 °C
Exact Mass 82.041862
PSA 13.14000
LogP 1.84
Vapour density 2.8 (vs air)
Vapour Pressure 176.1±0.1 mmHg at 25°C
Index of Refraction 1.441
Water Solubility 0.3 g/100 mL (20 ºC)
Freezing Point -88.68℃

CHEMICAL IDENTIFICATION

RTECS NUMBER :
LU2625000
CHEMICAL NAME :
Furan, 2-methyl-
CAS REGISTRY NUMBER :
534-22-5
BEILSTEIN REFERENCE NO. :
0103733
LAST UPDATED :
199710
DATA ITEMS CITED :
15
MOLECULAR FORMULA :
C5-H6-O
MOLECULAR WEIGHT :
82.11
WISWESSER LINE NOTATION :
T5OJ B1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
500 ppm/4H
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
480 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 :
Unreported
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
600 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 :
Unreported
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
455 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 :
Unreported
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
730 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
160 ppm/6H/14D-I
TOXIC EFFECTS :
Liver - other changes Blood - changes in spleen
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4 gm/m3/2H/4W-I
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Blood - other changes Related to Chronic Data - death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
828 mg/kg/26W-I
TOXIC EFFECTS :
Blood - changes in erythrocyte (RBC) count Nutritional and Gross Metabolic - weight loss or decreased weight gain Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases

MUTATION DATA

TYPE OF TEST :
Cytogenetic analysis
TEST SYSTEM :
Rodent - hamster Ovary
DOSE/DURATION :
75300 umol/L
REFERENCE :
CALEDQ Cancer Letters (Shannon, Ireland). (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1975- Volume(issue)/page/year: 13,89,1981 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 1 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X7944 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 5 No. of Employees: 1557 (estimated) No. of Female Employees: 276 (estimated)
Symbol GHS02 GHS06
GHS02, GHS06
Signal Word Danger
Hazard Statements H225-H330
Precautionary Statements P210-P260-P284-P304 + P340 + P310-P403 + P233-P403 + P235
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes F:Flammable
Risk Phrases R11;R23/24/25
Safety Phrases S16-S33-S45-S7/9-S9
RIDADR UN 2301 3/PG 2
WGK Germany 1
RTECS LU2625000
Packaging Group II
Hazard Class 3
HS Code 2932190090
Precursor  0

DownStream  4

HS Code 2932190090
Summary 2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%