Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3,3'-Bithiophene-5-carbaldehyde
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: (2-HYDROXYMETHYL-5-NITRO)BENZENEBORONICACIDDEHYDRATE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

137320-59-3

137320-59-3 structure

137320-59-3 structure

Name: 3,3'-Bithiophene-5-carbaldehyde
Chemical Name: 4-thiophen-3-ylthiophene-2-carbaldehyde
CAS Number: 137320-59-3
Molecular Formula: C₉H₆OS₂
Molecular Weight: 194.273
Create Date: 2018-03-13 08:00:00
Modify Date: 2024-01-13 18:29:20

Name	4-thiophen-3-ylthiophene-2-carbaldehyde
Synonyms	(3,3'-BITHIOPHENE)-5-CARBOXALDEHYDE [3,3'-bithiophene]-5-carbaldehyde 3,3 inverted exclamation marka-Bithiophene-5-carboxaldehyde 5-Formyl-3,3'-bithiophene 3,3'-Bithiophene-5-carbaldehyde [3,3'-Bithiophene]-5-carboxaldehyde 4-(3-thienyl)-2-thiophenecarboxaldehyde 4-(thien-3-yl)-thien-2-ylcarboxaldehyde 5-Formyl-3,3 inverted exclamation marka-bithiophene

Density	1.3±0.1 g/cm3
Boiling Point	283.0±30.0 °C at 760 mmHg
Melting Point	101-104ºC
Molecular Formula	C₉H₆OS₂
Molecular Weight	194.273
Flash Point	125.0±24.6 °C
Exact Mass	193.986008
PSA	73.55000
LogP	2.45
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.671

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302-H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xn
Risk Phrases	R22
Safety Phrases	S26
RIDADR	NONH for all modes of transport
HS Code	2934999090

872-31-1 structure

872-31-1

18791-75-8 structure

18791-75-8

~65%

137320-59-3 structure

137320-59-3

Literature: Gotteland; Junquero; Oms; Delhon; Halazy Medicinal Chemistry Research, 1996 , vol. 6, # 5 p. 333 - 342

Precursor 2
872-31-1 18791-75-8
DownStream 0

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

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