Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-Methyl-2-thiophenecarboxylic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

23806-24-8

23806-24-8 structure

23806-24-8 structure

Name: 3-Methyl-2-thiophenecarboxylic acid
Chemical Name: 3-methylthiophene-2-carboxylic acid
CAS Number: 23806-24-8
Molecular Formula: C₆H₆O₂S
Molecular Weight: 142.176
Catalog: Pharmaceutical intermediate Heterocyclic compound Thiophene compound
Create Date: 2018-02-17 08:00:00
Modify Date: 2026-07-01 13:17:09

Name	3-methylthiophene-2-carboxylic acid
Synonyms	3-methyl-2-thiophenecarboxylic 2-Thiophenecboxylic acid, 3-methyl 3-Methyl-2-thiophenecarboxylicacid 3-Methyl-2-thiophenecboxylicAcid> 3-METHYL-2-THIOPHENE CBOXYLIC ACID CHLORIDE 3-methylthiophene-2-cboxylic acid(SALTDATA: FREE) 3-METHYL-2-THENOIC ACID 2-Carboxy-3-methylthiophene 2-Cboxy-3-methylthiophene, 3-Methyl-2-thenoic acid MFCD00005438 EINECS 245-894-5 Methylthiophene-2-cboxylic acid 3-Methyl-2-thiophenecboxylic acid 3-Methyl-thiophene-2-cboxylic acid 3-Methyl-2-thiophenecboxylic acid ISO 9001：2015 REACH 2-Cboxy-3-methylthiophene 3-Methyl-2-thenoic acid 3-Methyl-2-thiophenecboxylic acid, R RECHEM AL BO 0517 3-Methylthiophene-2-carboxylic acid 2,3-dimethyl-3H-thiophene-2-cboxylic acid 3-METHYL-2-THIOPHENECBOXLIC ACID 3-methyl-2-carboxy-thiophene 5-methyl-2-thiophenecarboxylic acid 3-METHYLTHIOPHENE-2-CBOXYLIC ACID 3-Methylthiophene-2-cboxylic

Density	1.3±0.1 g/cm3
Boiling Point	274.0±20.0 °C at 760 mmHg
Melting Point	147-149 °C(lit.)
Molecular Formula	C₆H₆O₂S
Molecular Weight	142.176
Flash Point	119.5±21.8 °C
Exact Mass	142.008850
PSA	65.54000
LogP	2.03
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.591

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S24/25
RIDADR	NONH for all modes of transport
WGK Germany	3
HS Code	2934999090

Precursor 8
616-44-4 201230-82-2 124-38-9 13679-72-6
59303-03-6 97759-75-6 68-12-2 5834-16-2
DownStream 9
61341-26-2 14300-30-2 14300-64-2 38239-45-1
181868-55-3 850375-10-9 55406-13-8 63826-56-2
76655-99-7

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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