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471-25-0

471-25-0 structure
471-25-0 structure

Name Propiolic acid
Synonyms prop-2-ynoic acid
propargylic acid
Propynoic acid
2-propynoic acid
Propiolic acid
MFCD00004360
Acetylenecarboxylic acid
Propiolic Acidd
EINECS 207-437-8
Density 1.2±0.1 g/cm3
Boiling Point 139.7±0.0 °C at 760 mmHg
Melting Point 16-18 °C(lit.)
Molecular Formula C3H2O2
Molecular Weight 70.047
Flash Point 58.9±0.0 °C
Exact Mass 70.005478
PSA 37.30000
LogP 0.31
Vapour Pressure 3.7±0.5 mmHg at 25°C
Index of Refraction 1.456
Stability Stable. Incompatible with bases, oxidizing agents, reducing agents. Combustible.
Water Solubility miscible

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UD9300000
CHEMICAL NAME :
Propiolic acid
CAS REGISTRY NUMBER :
471-25-0
LAST UPDATED :
199709
DATA ITEMS CITED :
6
MOLECULAR FORMULA :
C3-H2-O2

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 :
100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985. Volume(issue)/page/year: 2C,4953,1982
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
25 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985. Volume(issue)/page/year: 2C,4953,1982
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985. Volume(issue)/page/year: 2C,4953,1982
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
25 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985. Volume(issue)/page/year: 2C,4953,1982
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985. Volume(issue)/page/year: 2C,4953,1982
Symbol GHS02 GHS05 GHS06
GHS02, GHS05, GHS06
Signal Word Danger
Hazard Statements H226-H301-H310-H314
Precautionary Statements P280-P302 + P350-P305 + P351 + P338-P310
Personal Protective Equipment Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes T:Toxic
Risk Phrases R25;R34
Safety Phrases S26-S36/37/39-S45-S24/25
RIDADR UN 2920 8/PG 2
WGK Germany 3
RTECS UD9300000
Packaging Group II
Hazard Class 8
HS Code 29161980
HS Code 2916190090
Summary 2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。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:6.5%。general tariff:30.0%