Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-Thiophenecarboxamide
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

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

5813-89-8

5813-89-8 structure

5813-89-8 structure

Name: 2-Thiophenecarboxamide
Chemical Name: 2-Thiophenecarboxamide
CAS Number: 5813-89-8
Molecular Formula: C₅H₅NOS
Molecular Weight: 127.16400
Catalog: Pharmaceutical intermediate Heterocyclic compound Thiophene compound
Create Date: 2018-04-26 08:00:00
Modify Date: 2025-08-23 18:49:21

Name	2-Thiophenecarboxamide
Synonyms	2-thiophenecarboxamide MFCD00010425 EINECS 238-028-2

Density	1.302g/cm3
Boiling Point	313.5ºC at 760 mmHg
Melting Point	181-183 °C(lit.)
Molecular Formula	C₅H₅NOS
Molecular Weight	127.16400
Flash Point	143.4ºC
Exact Mass	127.00900
PSA	71.33000
LogP	1.54730
Index of Refraction	1.603

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XM8290000

CHEMICAL NAME :: 2-Thiophenecarboxamide

CAS REGISTRY NUMBER :: 5813-89-8

BEILSTEIN REFERENCE NO. :: 0110153

LAST UPDATED :: 199706

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C5-H5-N-O-S

MOLECULAR WEIGHT :: 127.17

WISWESSER LINE NOTATION :: T5SJ BVZ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 85 mg/kg

TOXIC EFFECTS :: Behavioral - muscle weakness Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory depression

REFERENCE :: APFRAD Annales Pharmaceutiques Francaises. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1943- Volume(issue)/page/year: 19,449,1961

Hazard Codes	Xn,Xi
Risk Phrases	36/37/38-20/21/22
Safety Phrases	S36/37/39-S26-S22
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	XM8290000
HS Code	2934999090

Precursor 10
98-03-3 1003-09-4 201230-82-2 29683-84-9
1003-31-2 27757-85-3 88-15-3 45438-82-2
3019-71-4 1918-77-0
DownStream 10
527-72-0 27757-85-3 24043-97-8 24044-07-3
10354-42-4 10354-43-5 1003-31-2 136340-91-5
135274-97-4 20300-02-1

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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