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1070-71-9

1070-71-9 structure

1070-71-9 structure

Name: Cyanoacetylene
Chemical Name: prop-2-ynenitrile
CAS Number: 1070-71-9
Molecular Formula: C₃HN
Molecular Weight: 51.047
Create Date: 2018-06-07 17:47:29
Modify Date: 2025-08-25 10:12:53

Name	prop-2-ynenitrile
Synonyms	Cyanoacetylene propynenitrile Cyanoethyne 2-Propynenitrile Propiolonitril 2-Propynenitrile (9CI) Propiolonitrile Cyanaethylene cyanovinylene mono-cyanoacetylene prop-2-ynenitrile Cyanaethylene [French] PROPYNYL CYANIDE

Density	0.9±0.1 g/cm3
Boiling Point	42.5±9.0 °C at 760 mmHg
Molecular Formula	C₃HN
Molecular Weight	51.047
Flash Point	-30.5±12.6 °C
Exact Mass	51.010899
PSA	23.79000
LogP	0.66
Vapour Pressure	390.6±0.1 mmHg at 25°C
Index of Refraction	1.410

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UE0200000

CHEMICAL NAME :: Propiolonitrile

CAS REGISTRY NUMBER :: 1070-71-9

LAST UPDATED :: 198408

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C3-H-N

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 15 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea Lungs, Thorax, or Respiration - respiratory stimulation

REFERENCE :: COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences. (Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV. Volume(issue)/page/year: 152,1707,1911

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 48 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea Lungs, Thorax, or Respiration - respiratory stimulation

REFERENCE :: COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences. (Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV. Volume(issue)/page/year: 152,1707,1911

HS Code	2926909090

Precursor 9
7341-96-0 79-05-0 19158-51-1 994-89-8
543-21-5 74-86-2 7129-66-0 463-58-1
1070-71-9
DownStream 10
10347-14-5 38700-18-4 623-26-7 91-15-6
1071-98-3 6922-94-7 16419-78-6 59866-32-9
62435-43-2 74-86-2

HS Code	2926909090
Summary	HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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