CAS 90069-81-1|3,4-Diaminothiophenedihydrochloride

Introduction：Basic information about CAS 90069-81-1|3,4-Diaminothiophenedihydrochloride, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Articles3
6. Synonyms

Common Name	3,4-Diaminothiophenedihydrochloride
CAS Number	90069-81-1	Molecular Weight	187.091
Density	/	Boiling Point	385.5ºC at 760 mmHg
Molecular Formula	C₄H₈Cl₂N₂S	Melting Point	>150°C
MSDS	ChineseUSA	Flash Point	/
Symbol	GHS05, GHS06	Signal Word	Danger

Names

Name	3,4-diaminothiophene dihydrochloride
Synonym	More Synonyms

Chemical & Physical Properties

Boiling Point	385.5ºC at 760 mmHg
Melting Point	>150°C
Molecular Formula	C₄H₈Cl₂N₂S
Molecular Weight	187.091
Exact Mass	185.978531
PSA	80.28000
LogP	3.67890
InChIKey	RAMOMCXNLLLICQ-UHFFFAOYSA-N
SMILES	Cl.Cl.Nc1cscc1N
Storage condition	0-6°C

Safety Information

Symbol	GHS05, GHS06
Signal Word	Danger
Hazard Statements	H301-H317-H318
Precautionary Statements	P280-P301 + P310-P305 + P351 + P338
Hazard Codes	Xn: Harmful;
Risk Phrases	R20/21/22;R39
Safety Phrases	S36/37-S60-S61-S26-S16-S9
RIDADR	UN 1090 3/PG 2
HS Code	2934999090

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%

Articles3

Organic n-channel field-effect transistors based on arylenediimide-thiophene derivatives.

J. Am. Chem. Soc. 132 , 8440-8452, (2010)

The synthesis, structural, electrochemical, and thin film electrical and electronic structural properties of a series of arylene diimide-oligothiophene n-type semiconductors are reported. This family ...

Synthesis and characterization of new 2,3-disubstituted thieno[3,4-b]pyrazines: tunable building blocks for low band gap conjugated materials.

J. Org. Chem. 73 , 8529-8536, (2008)

Synthetic methods have been developed for the preparation of new 2,3-dihalothieno[3,4-b]pyrazines, from which a variety of new 2,3-difunctionalized thieno[3,4-b]pyrazines have been produced as precurs...

Zou; Y.; Wan; M.; Sang; G.; Ye; M.; Li; Y.

Adv. Funct. Mater. 18 , 2724-2732, (2008)

Synonyms

3,4-Diaminothiophene dihydrochloride

Thiophene-3,4-diamine dihydrochloride

3,4-Thiophenediamine dihydrochloride

3,4-Thiophenediamine, hydrochloride (1:2)

MFCD00671511

3,4-Diaminothiophenedihydrochloride

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