2,5-Diamino-3,4-thiophenedicarbonitrile

Modify Date: 2024-01-31 21:01:04

2,5-Diamino-3,4-thiophenedicarbonitrile Structure
2,5-Diamino-3,4-thiophenedicarbonitrile structure
 Common Name 2,5-Diamino-3,4-thiophenedicarbonitrile
CAS Number 17989-89-8 Molecular Weight 164.18800
Density 1.53g/cm3 Boiling Point 558.3ºC at 760mmHg
Molecular Formula C6H4N4S Melting Point N/A
MSDS N/A Flash Point 291.5ºC

 Names

Name 2,5-diaminothiophene-3,4-dicarbonitrile
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.53g/cm3
Boiling Point 558.3ºC at 760mmHg
Molecular Formula C6H4N4S
Molecular Weight 164.18800
Flash Point 291.5ºC
Exact Mass 164.01600
PSA 127.86000
LogP 1.81826
Vapour Pressure 1.68E-12mmHg at 25°C
Index of Refraction 1.699

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XM8600000
CHEMICAL NAME :
3,4-Thiophenedicarbonitrile, 2,5-diamino-
CAS REGISTRY NUMBER :
17989-89-8
BEILSTEIN REFERENCE NO. :
0145523
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C6-H4-N4-S
MOLECULAR WEIGHT :
164.20
WISWESSER LINE NOTATION :
T5SJ BZ CCN DCN EZ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
180 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#03074

 Safety Information

HS Code 2934999090

 Synthetic Route

Tetracyanoethylene structure

Tetracyanoethylene

CAS#:670-54-2

~89%

2,5-Diamino-3,4-thiophenedicarbonitrile Structure

2,5-Diamino-3,4...

CAS#:17989-89-8
Literature: Gmelin Handbook: C: MVol.D1, 12.6, page 112 - 117
2,3-DICYANO-SUCCINONITRILE structure

2,3-DICYANO-SUC...

CAS#:14778-29-1

~94%

2,5-Diamino-3,4-thiophenedicarbonitrile Structure

2,5-Diamino-3,4...

CAS#:17989-89-8
Literature: Nasakin, O. E.; Alekseev, V. V.; Promonenkov, V. K.; Abramov, I. A.; Bulai, A. Kh. Journal of Organic Chemistry USSR (English Translation), 1981 , vol. 17, # 9 p. 1747 - 1749 Zhurnal Organicheskoi Khimii, 1981 , vol. 17, # 9 p. 1958 - 1961
Malononitrile structure

Malononitrile

CAS#:109-77-3

~29%

2,5-Diamino-3,4-thiophenedicarbonitrile Structure

2,5-Diamino-3,4...

CAS#:17989-89-8
Literature: Offermann; Eger; Roth Archiv der Pharmazie, 1981 , vol. 314, # 2 p. 168 - 175
2,3-DICYANO-SUCCINONITRILE structure

2,3-DICYANO-SUC...

CAS#:14778-29-1
Acetone structure

Acetone

CAS#:67-64-1

~%

2,5-Diamino-3,4-thiophenedicarbonitrile Structure

2,5-Diamino-3,4...

CAS#:17989-89-8
Literature: Middleton et al. Journal of the American Chemical Society, 1958 , vol. 80, p. 2822,2826
Carbon disulphide structure

Carbon disulphide

CAS#:75-15-0
2,3-DICYANO-SUCCINONITRILE structure

2,3-DICYANO-SUC...

CAS#:14778-29-1
hydrogen sulfide structure

hydrogen sulfide

CAS#:7783-06-4
Acetone structure

Acetone

CAS#:67-64-1

~%

Detail
Literature: Middleton et al. Journal of the American Chemical Society, 1958 , vol. 80, p. 2822,2826
Pyridine structure

Pyridine

CAS#:110-86-1
Carbon disulphide structure

Carbon disulphide

CAS#:75-15-0
hydrogen sulfide structure

hydrogen sulfide

CAS#:7783-06-4
Tetracyanoethylene structure

Tetracyanoethylene

CAS#:670-54-2
Acetone structure

Acetone

CAS#:67-64-1
Detail
Literature: Middleton et al. Journal of the American Chemical Society, 1958 , vol. 80, p. 2822,2826

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

3,4-Thiophenedicarbonitrile,2,5-diamino
2,4-DICHLORO-6-METHYLBENZENE SULPHONAMIDE
2,5-Diamino-3,4-dicyanothiophene
2,5-Diamino-3,4-dicyano-thiophen
2,5-Diamino-thiophen-3,4-dicarbonitril
2,5-diamino-thiophene-3,4-dicarbonitrile
2,4-dicyanothiophene
2,5-Diamino-3,4-thiophenedicarbonitrile
3,2,5-diamino
2.5-Diamino-3.4-dicyan-thiophen
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