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2-Butine-1,4-diol

Names

[ CAS No. ]:
110-65-6

[ Name ]:
2-Butine-1,4-diol

[Synonym ]:
1,4-Butynediol
1,4-dihydroxy-2-butyne
But-2-in-1,4-diol
EINECS 203-788-6
2-Butyne-1,4-diol
But-2-yne-1,4-diol
2-Butine-1,4-diol
1,2-Dihydroxydimethylacetylene
MFCD01075157
BOZ

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
238.0±8.0 °C at 760 mmHg

[ Melting Point ]:
54 °C

[ Molecular Formula ]:
C4H6O2

[ Molecular Weight ]:
86.089

[ Flash Point ]:
152.2±0.0 °C

[ Exact Mass ]:
86.036781

[ PSA ]:
40.46000

[ LogP ]:
-1.10

[ Vapour Pressure ]:
0.0±1.0 mmHg at 25°C

[ Index of Refraction ]:
1.506

[ Stability ]:
Stable. Highly flammable solid. Incompatible with strong oxidizing agents, acid chlorides, acid anhydrides, strong acids, strong bases.

[ Water Solubility ]:
3740 g/L (20 ºC)

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
ES0525000
CHEMICAL NAME :
2-Butyne-1,4-diol
CAS REGISTRY NUMBER :
110-65-6
BEILSTEIN REFERENCE NO. :
1071237
LAST UPDATED :
199712
DATA ITEMS CITED :
19
MOLECULAR FORMULA :
C4-H6-O2
MOLECULAR WEIGHT :
86.10
WISWESSER LINE NOTATION :
Q2UU2Q

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
105 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - respiratory stimulation Blood - other changes
REFERENCE :
HYSAAV Hygiene and Sanitation (USSR). English translation of GISAAA. (Springfield, VA) 1964-71. Discontinued. Volume(issue)/page/year: 33(1-3),41,1968
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
150 mg/m3/2H
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Blood - hemorrhage
REFERENCE :
TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 7,13,1965
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
52435 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPPMAB Journal of Pharmacy and Pharmacology. (Pharmaceutical Soc. of Great Britain, 1 Lambeth High St., London SEI 7JN, UK) V.1- 1949- Volume(issue)/page/year: 26,597,1974
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
105 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - respiratory stimulation Blood - other changes
REFERENCE :
HYSAAV Hygiene and Sanitation (USSR). English translation of GISAAA. (Springfield, VA) 1964-71. Discontinued. Volume(issue)/page/year: 33(1-3),41,1968
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
150 mg/m3/2H
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Blood - hemorrhage
REFERENCE :
TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 7,13,1965
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
150 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - respiratory stimulation Blood - other changes
REFERENCE :
HYSAAV Hygiene and Sanitation (USSR). English translation of GISAAA. (Springfield, VA) 1964-71. Discontinued. Volume(issue)/page/year: 33(1-3),41,1968
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
130 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - respiratory stimulation Blood - other changes
REFERENCE :
HYSAAV Hygiene and Sanitation (USSR). English translation of GISAAA. (Springfield, VA) 1964-71. Discontinued. Volume(issue)/page/year: 33(1-3),41,1968
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - wild bird species
DOSE/DURATION :
75 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AECTCV Archives of Environmental Contamination and Toxicology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 070944) V.1- 1973- Volume(issue)/page/year: 12,355,1983 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1400 mg/kg/28D-I
TOXIC EFFECTS :
Liver - changes in liver weight Blood - changes in leukocyte (WBC) count Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - dehydrogenases
REFERENCE :
JJATDK JAT, Journal of Applied Toxicology. (John Wiley & Sons Ltd., Baffins Lane, Chichester, W. Sussex PO19 1UD, UK) V.1- 1981- Volume(issue)/page/year: 12,117,1992
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
364 mg/kg/26W-I
TOXIC EFFECTS :
Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase Biochemical - Metabolism (Intermediary) - other carbohydrates
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 33(1),37,1968
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1400 mg/kg/14D-I
TOXIC EFFECTS :
Liver - changes in liver weight Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
BECTA6 Bulletin of Environmental Contamination and Toxicology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1966- Volume(issue)/page/year: 43,87,1989
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
8 mg/m3/4H/26W-I
TOXIC EFFECTS :
Brain and Coverings - recordings from specific areas of CNS Vascular - BP lowering not characterized in autonomic section Liver - liver function tests impaired
REFERENCE :
TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 7,13,1965
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
90 mg/m3/2H/30D-I
TOXIC EFFECTS :
Brain and Coverings - other degenerative changes Blood - hemorrhage Related to Chronic Data - death
REFERENCE :
TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 7,13,1965 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 1 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M2524 No. of Facilities: 307 (estimated) No. of Industries: 7 No. of Occupations: 11 No. of Employees: 2173 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M2524 No. of Facilities: 1139 (estimated) No. of Industries: 21 No. of Occupations: 20 No. of Employees: 16527 (estimated) No. of Female Employees: 4755 (estimated)

Safety Information

[ Hazard Codes ]:
T:Toxic

[ Risk Phrases ]:
R21;R23/25;R34;R43;R48/22

[ Safety Phrases ]:
S25-S26-S36/37/39-S45-S46

[ RIDADR ]:
UN 2716 6.1/PG 3

[ WGK Germany ]:
2

[ RTECS ]:
ES0525000

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1

[ HS Code ]:
2905399090

Precursor & DownStream

Customs

[ HS Code ]: 2905399090

[ Summary ]:
2905399090 other diols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%


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