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HCID 101459Erstellt: 27. Oktober 2026

5-(Ethylthio)-1,3,4-thiadiazol-2-amin

AURORA 22845 · AKOS BBS-00007999 · IFLAB-BB F1386-0086 · LABOTEST-BB LT00080739 · 4-thiadiazol-2-amine,5-(ethylthio)-3 · 2-AMINO-5-THIOETHYL-1,3,4-THIADIAZOLE · 2-Amino-5-ethylthio-1,3,4-thiadiazole · 5-(ETHYLTHIO)-1,3,4-THIADIAZOL-2-AMINE

https://huagongshe.com/de/chemical/101459

Molekülstruktur von 5-(Ethylthio)-1,3,4-thiadiazol-2-amin

Identifikatoren & physikalische Daten

CAS No.	25660-70-2
Summenformel	C4H7N3S2
Durchschnittliche Molmasse	161,3 g/mol
Monoisotopische Masse	161,00813958 g/mol
SMILES	CCSc1nnc(N)s1
InChIKey	VWRHSNKTSSIMGE-UHFFFAOYSA-N
PubChem CID	101459
ChEMBL	CHEMBL572180
ChEBI	CHEBI:194786
EC No.	247-169-9
DTXSID	DTXSID6067121
Lokaler Name	5-(Ethylthio)-1,3,4-thiadiazol-2-amin

Chemische & physikalische Eigenschaften

XLogP	1,2
Polarare Oberfläche (TPSA)	105
H-Brücken-Donoren	1
H-Brücken-Akzeptoren	5
Frei drehbare Bindungen	2
Schwere Atome	9
Formalladung	0
Komplexität	89
Schmelzpunkt	135-137 °C(lit.)
Dichte	1.328 (estimate)
Brechungsindex	1.5800 (estimate)
Aggregatzustand	solid
InChI	1S/C4H7N3S2/c1-2-8-4-7-6-3(5)9-4/h2H2,1H3,(H2,5,6)
InChIKey	VWRHSNKTSSIMGE-UHFFFAOYSA-N
SMILES	CCSc1nnc(N)s1
CAS Datenbank	25660-70-2(CAS DataBase Reference)
EPA chemische Informationen	1,3,4-Thiadiazol-2-amine, 5-(ethylthio)- (25660-70-2)

Sicherheit & Vorschriften

GHS-Einstufung	WarningH302 (20%): Harmful if swallowed [Warning Acute toxicity, oral]H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposureRespiratory tract irritation]P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 5 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.
Hazard Classes and Categories	Acute Tox. 4 (20%)Skin Irrit. 2 (100%)Eye Irrit. 2A (100%)STOT SE 3 (100%)
Wassergefährdungsklasse (WGK)	3
TSCA-Inventar-Status	TSCA listed
Zollcode	29349990
R-Sätze (R)	36/37/38-20/22
Gefahrensymbole	Xn,Xi
hazard_note	Irritant
Sicherheitshinweise (S)	24/25-23
Lagerklasse	11 - Combustible Solids

Identifikatoren & physikalische Daten

CAS No.

25660-70-2

Summenformel

C4H7N3S2

Durchschnittliche Molmasse

161,3 g/mol

Monoisotopische Masse

161,00813958 g/mol

SMILES

CCSc1nnc(N)s1

InChIKey

VWRHSNKTSSIMGE-UHFFFAOYSA-N

PubChem CID

101459

ChEMBL

CHEMBL572180

ChEBI

CHEBI:194786

EC No.

247-169-9

DTXSID

DTXSID6067121

Lokaler Name

5-(Ethylthio)-1,3,4-thiadiazol-2-amin

Chemische & physikalische Eigenschaften

XLogP

1,2

Polarare Oberfläche (TPSA)

105

H-Brücken-Donoren

H-Brücken-Akzeptoren

Frei drehbare Bindungen

Schwere Atome

Formalladung

Komplexität

Schmelzpunkt

135-137 °C(lit.)

Dichte

1.328 (estimate)

Brechungsindex

1.5800 (estimate)

Aggregatzustand

solid

InChI

1S/C4H7N3S2/c1-2-8-4-7-6-3(5)9-4/h2H2,1H3,(H2,5,6)

InChIKey

VWRHSNKTSSIMGE-UHFFFAOYSA-N

SMILES

CCSc1nnc(N)s1

CAS Datenbank

25660-70-2(CAS DataBase Reference)

EPA chemische Informationen

1,3,4-Thiadiazol-2-amine, 5-(ethylthio)- (25660-70-2)

Sicherheit & Vorschriften

GHS-Einstufung

WarningH302 (20%): Harmful if swallowed [Warning Acute toxicity, oral]H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposureRespiratory tract irritation]P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 5 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Hazard Classes and Categories

Acute Tox. 4 (20%)Skin Irrit. 2 (100%)Eye Irrit. 2A (100%)STOT SE 3 (100%)

Wassergefährdungsklasse (WGK)

TSCA-Inventar-Status

TSCA listed

Zollcode

29349990

R-Sätze (R)

36/37/38-20/22

Gefahrensymbole

Xn,Xi

hazard_note

Irritant

Sicherheitshinweise (S)

24/25-23

Lagerklasse

11 - Combustible Solids