Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: but-2-ynedinitrile
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
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1071-98-3

1071-98-3 structure

Name: but-2-ynedinitrile
Chemical Name: but-2-ynedinitrile
CAS Number: 1071-98-3
Molecular Formula: C₄N₂
Molecular Weight: 76.05620
Create Date: 2017-08-30 19:52:49
Modify Date: 2025-08-25 11:29:56

Name	but-2-ynedinitrile
Synonyms	di-cyanoacetylene 2-Butynedinitrile (9CI) Sous-azote de carbone [French] 2-butynedinitrile Sous-azote de carbone butynedinitrile ACETYLENEDICARBONITRILE Dicyanoethyne Butindinitril acetylenedicarboxylic acid dinitrile

Density	1.176g/cm3
Boiling Point	76.5ºC at 760mmHg
Molecular Formula	C₄N₂
Molecular Weight	76.05620
Exact Mass	76.00610
PSA	47.58000
LogP	0.03696
Vapour Pressure	101mmHg at 25°C
Index of Refraction	1.481

CHEMICAL IDENTIFICATION

RTECS NUMBER :: AO9860000

CHEMICAL NAME :: Acetylenedicarbonitrile

CAS REGISTRY NUMBER :: 1071-98-3

BEILSTEIN REFERENCE NO. :: 1735267

LAST UPDATED :: 199612

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C4-N2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 73 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 :: 195 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

543-21-5

~41%

1071-98-3

Literature: Dunn, Peter J.; Rees, Charles W. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1987 , p. 1579 - 1584

85278-93-9

1071-98-3

Literature: Gmelin Handbook: C: MVol.D1, 8.2, page 100 - 106

543-21-5

~32%

1070-71-9

1071-98-3

Literature: Alekseev, Yu. I.; Pashkevich, D. S. Russian Journal of Applied Chemistry, 1993 , vol. 66, # 10.2 p. 1794 - 1797 Zhurnal Prikladnoi Khimii (Sankt-Peterburg, Russian Federation), 1993 , vol. 66, # 10 p. 2354 - 2358

506-77-4

1071-98-3

Literature: Gmelin Handbook: C: MVol.D1, 8.2, page 100 - 106 Full Text Show Details Fischer, E. Z. Chem. (Leipzig), 1968 , vol. 8, p. 281 - 290

670-54-2

460-19-5

1071-98-3

Literature: Ciganek; Krespan Journal of Organic Chemistry, 1968 , vol. 33, p. 541

1070-71-9

1071-98-3

6922-94-7

16419-78-6

Detail

Literature: Seki, Kanekazu; He, Maoqi; Liu, Renzhang; Okabe, Hideo Journal of Physical Chemistry, 1996 , vol. 100, # 13 p. 5349 - 5353

Precursor 5
543-21-5 85278-93-9 506-77-4 670-54-2
1070-71-9
DownStream 9
506-64-9 36715-97-6 129422-27-1 91-15-6
19005-04-0 19004-90-1 120068-79-3 19291-76-0
78382-78-2

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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