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ChemicalBook >> CAS DataBase List >> Thieno[2,3-b]pyridine-5-carboxylic acid, 6,7-dihydro-4-hydroxy-6-oxo-, ethyl ester

Thieno[2,3-b]pyridine-5-carboxylic acid, 6,7-dihydro-4-hydroxy-6-oxo-, ethyl ester

$128 - $3884.4
Product name: Thieno[2,3-b]pyridine-5-carboxylic acid, 6,7-dihydro-4-hydroxy-6-oxo-, ethyl ester
CAS: 99429-68-2
MF: C10H9NO4S
MW: 239.25
EINECS:
MDL Number:MFCD22741552
Synonyms:Thieno[2,3-b]pyridine-5-carboxylic acid, 6,7-dihydro-4-hydroxy-6-oxo-, ethyl ester;Ethyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate;5-ethoxycarbonyl-4-hydroxythieno<2,3-b>pyridin-6(7H)-one

Price15 Properties Safety Information Description

15 prices

Selected condition：

Brand

aablocks
Abosyn
ACHEMBLOCK
Alichem
Chemenu
Crysdot

Package

250mg
1g
5g
10g
25g

Manufactureraablocks
Product numberAA00IK7B
Product descriptionEthyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97.00%+
Packaging250mg
Price$344
Updated2026-05-29
Buy

Manufactureraablocks
Product numberAA00IK7B
Product descriptionEthyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97.00%+
Packaging1g
Price$681
Updated2026-05-29
Buy

ManufacturerAbosyn
Product number61-10767
Product descriptionEthyl4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 95-98%
Packaging1g
Price$468
Updated2021-12-16
Buy

ManufacturerAbosyn
Product number61-10767
Product descriptionEthyl4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 95-98%
Packaging5g
Price$1350
Updated2021-12-16
Buy

ManufacturerACHEMBLOCK
Product numberW170934
Product descriptionethyl 4-hydroxy-6-oxo-7H-thieno[2,3-b]pyridine-5-carboxylate 95%
Packaging250MG
Price$325
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberW170934
Product descriptionethyl 4-hydroxy-6-oxo-7H-thieno[2,3-b]pyridine-5-carboxylate 95%
Packaging1G
Price$840
Updated2026-05-27
Buy

ManufacturerAlichem
Product number99429682
Product descriptionEthyl4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate
Packaging10g
Price$1878.6
Updated2021-12-16
Buy

ManufacturerAlichem
Product number99429682
Product descriptionEthyl4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate
Packaging5g
Price$1209.52
Updated2021-12-16
Buy

ManufacturerAlichem
Product number99429682
Product descriptionEthyl4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate
Packaging25g
Price$3884.4
Updated2021-12-16
Buy

ManufacturerChemenu
Product numberCM126635
Product descriptionethyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97%
Packaging250mg
Price$128
Updated2026-05-26
Buy

ManufacturerChemenu
Product numberCM126635
Product descriptionethyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97%
Packaging1g
Price$319
Updated2026-05-26
Buy

ManufacturerCrysdot
Product numberCD11000419
Product descriptionEthyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97%
Packaging1g
Price$386
Updated2026-05-26
Buy

ManufacturerCrysdot
Product numberCD11000419
Product descriptionEthyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97%
Packaging5g
Price$1152
Updated2026-05-26
Buy

ManufacturerCrysdot
Product numberCD11000419
Product descriptionEthyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97%
Packaging25g
Price$3698
Updated2026-05-26
Buy

ManufacturerCrysdot
Product numberCD11000419
Product descriptionEthyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97%
Packaging10g
Price$1842
Updated2026-05-26
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA00IK7B	Ethyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97.00%+	250mg	$344	2026-05-29	Buy
aablocks	AA00IK7B	Ethyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97.00%+	1g	$681	2026-05-29	Buy
Abosyn	61-10767	Ethyl4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 95-98%	1g	$468	2021-12-16	Buy
Abosyn	61-10767	Ethyl4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 95-98%	5g	$1350	2021-12-16	Buy
ACHEMBLOCK	W170934	ethyl 4-hydroxy-6-oxo-7H-thieno[2,3-b]pyridine-5-carboxylate 95%	250MG	$325	2026-05-27	Buy
ACHEMBLOCK	W170934	ethyl 4-hydroxy-6-oxo-7H-thieno[2,3-b]pyridine-5-carboxylate 95%	1G	$840	2026-05-27	Buy
Alichem	99429682	Ethyl4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate	10g	$1878.6	2021-12-16	Buy
Alichem	99429682	Ethyl4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate	5g	$1209.52	2021-12-16	Buy
Alichem	99429682	Ethyl4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate	25g	$3884.4	2021-12-16	Buy
Chemenu	CM126635	ethyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97%	250mg	$128	2026-05-26	Buy
Chemenu	CM126635	ethyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97%	1g	$319	2026-05-26	Buy
Crysdot	CD11000419	Ethyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97%	1g	$386	2026-05-26	Buy
Crysdot	CD11000419	Ethyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97%	5g	$1152	2026-05-26	Buy
Crysdot	CD11000419	Ethyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97%	25g	$3698	2026-05-26	Buy
Crysdot	CD11000419	Ethyl 4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carboxylate 97%	10g	$1842	2026-05-26	Buy

Properties

Boiling point :475.7±45.0 °C(Predicted)
Density :1.507±0.06 g/cm3(Predicted)
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
pka :4.50±1.00(Predicted)

Safety Information

Symbol(GHS):

Signal word:

Warning

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H302	Harmful if swallowed	Acute toxicity,oral	Category 4	Warning	P264, P270, P301+P312, P330, P501
H315	Causes skin irritation	Skin corrosion/irritation	Category 2	Warning	P264, P280, P302+P352, P321,P332+P313, P362
H319	Causes serious eye irritation	Serious eye damage/eye irritation	Category 2A	Warning	P264, P280, P305+P351+P338,P337+P313P
H335	May cause respiratory irritation	Specific target organ toxicity, single exposure;Respiratory tract irritation	Category 3	Warning

Precautionary statements:

P261	Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338	IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Suppliers and manufacturers

BePharm Ltd Amadis Chemical Company Limited MQ (shanghai) Pharmaceuticals Co., Ltd. Aikon International Limited Cool Pharm, Ltd Henan Weituxi Chemical Technology Co., Ltd. Bide Pharmatech Ltd. Beijing Solarbio Science & Tecnology Co., Ltd. Aladdin Scientific

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