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ChemicalBook >> CAS DataBase List >> 3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride

3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride

$96 - $1740
Product name: 3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride
CAS: 78633-42-8
MF: C8H6ClNO4S
MW: 247.66
EINECS:
MDL Number:MFCD17226538
Synonyms:3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride(SALTDATA: FREE);3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride;5-Benzoxazolesulfonyl chloride, 2,3-dihydro-3-methyl-2-oxo-

Price17 Properties Safety Information Description

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aablocks
ACHEMBLOCK
AK Scientific
ChemBridge Corporation
Matrix Scientific
Sigma-Aldrich

Package

100mg
250mg
1.00g
1g
2.500g
2.50g
5.00g
5g

Manufactureraablocks
Product numberAA00G4EW
Product description3-Methyl-2-Oxo-2,3-Dihydro-1,3-Benzoxazole-5-Sulfonyl Chloride 95%
Packaging100mg
Price$96
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00G4EW
Product description3-Methyl-2-Oxo-2,3-Dihydro-1,3-Benzoxazole-5-Sulfonyl Chloride 95%
Packaging250mg
Price$157
Updated2026-05-28
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Manufactureraablocks
Product numberAA00G4EW
Product description3-Methyl-2-Oxo-2,3-Dihydro-1,3-Benzoxazole-5-Sulfonyl Chloride 95%
Packaging1g
Price$367
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00G4EW
Product description3-Methyl-2-Oxo-2,3-Dihydro-1,3-Benzoxazole-5-Sulfonyl Chloride 95%
Packaging5g
Price$1430
Updated2026-05-28
Buy

ManufacturerACHEMBLOCK
Product numberAD244970
Product description3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%
Packaging5G
Price$1740
Updated2026-05-27
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ManufacturerACHEMBLOCK
Product numberAD244970
Product description3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%
Packaging1G
Price$515
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberAD244970
Product description3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%
Packaging250MG
Price$215
Updated2026-05-27
Buy

ManufacturerAK Scientific
Product number9632DH
Product description3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride
Packaging1g
Price$536
Updated2021-12-16
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ManufacturerChemBridge Corporation
Product numberBB-4043170
Product description3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%
Packaging1g
Price$235
Updated2021-12-16
Buy

ManufacturerChemBridge Corporation
Product numberBB-4043170
Product description3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%
Packaging250mg
Price$121
Updated2021-12-16
Buy

ManufacturerMatrix Scientific
Product number137222
Product description3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%+
Packaging1g
Price$479
Updated2021-12-16
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ManufacturerMatrix Scientific
Product number137222
Product description3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride
Packaging1.00g
Price$479
Updated2026-05-18
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ManufacturerMatrix Scientific
Product number137222
Product description3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%+
Packaging2.500g
Price$1048
Updated2021-12-16
Buy

ManufacturerMatrix Scientific
Product number137222
Product description3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride
Packaging2.50g
Price$1048
Updated2026-05-18
Buy

ManufacturerMatrix Scientific
Product number137222
Product description3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%+
Packaging5g
Price$1584
Updated2021-12-16
Buy

ManufacturerMatrix Scientific
Product number137222
Product description3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride
Packaging5.00g
Price$1584
Updated2026-05-18
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA00G4EW	3-Methyl-2-Oxo-2,3-Dihydro-1,3-Benzoxazole-5-Sulfonyl Chloride 95%	100mg	$96	2026-05-28	Buy
aablocks	AA00G4EW	3-Methyl-2-Oxo-2,3-Dihydro-1,3-Benzoxazole-5-Sulfonyl Chloride 95%	250mg	$157	2026-05-28	Buy
aablocks	AA00G4EW	3-Methyl-2-Oxo-2,3-Dihydro-1,3-Benzoxazole-5-Sulfonyl Chloride 95%	1g	$367	2026-05-28	Buy
aablocks	AA00G4EW	3-Methyl-2-Oxo-2,3-Dihydro-1,3-Benzoxazole-5-Sulfonyl Chloride 95%	5g	$1430	2026-05-28	Buy
ACHEMBLOCK	AD244970	3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%	5G	$1740	2026-05-27	Buy
ACHEMBLOCK	AD244970	3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%	1G	$515	2026-05-27	Buy
ACHEMBLOCK	AD244970	3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%	250MG	$215	2026-05-27	Buy
AK Scientific	9632DH	3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride	1g	$536	2021-12-16	Buy
ChemBridge Corporation	BB-4043170	3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%	1g	$235	2021-12-16	Buy
ChemBridge Corporation	BB-4043170	3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%	250mg	$121	2021-12-16	Buy
Matrix Scientific	137222	3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%+	1g	$479	2021-12-16	Buy
Matrix Scientific	137222	3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride	1.00g	$479	2026-05-18	Buy
Matrix Scientific	137222	3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%+	2.500g	$1048	2021-12-16	Buy
Matrix Scientific	137222	3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride	2.50g	$1048	2026-05-18	Buy
Matrix Scientific	137222	3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride 95%+	5g	$1584	2021-12-16	Buy
Matrix Scientific	137222	3-Methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-sulfonyl chloride	5.00g	$1584	2026-05-18	Buy

Next Last

Properties

Boiling point :402.5±47.0 °C(Predicted)
Density :1.610±0.06 g/cm3(Predicted)
form :solid
pka :-4.49±0.20(Predicted)
InChI :1S/C8H6ClNO4S/c1-10-6-4-5(15(9,12)13)2-3-7(6)14-8(10)11/h2-4H,1H3
InChIKey :VOVZUAYMQLWUCT-UHFFFAOYSA-N
SMILES :CN1C(=O)Oc2ccc(cc12)S(Cl)(=O)=O

Safety Information

Symbol(GHS):

Signal word:

Danger

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	Pictogram	P-Codes
H314	Causes severe skin burns and eye damage	Skin corrosion/irritation	Category 1A, B, C	Danger		P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501

Precautionary statements:

P260	Do not breathe dust/fume/gas/mist/vapours/spray.
P264	Wash hands thoroughly after handling.
P264	Wash skin thouroughly after handling.
P280	Wear protective gloves/protective clothing/eye protection/face protection.
P301+P330+P331	IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303+P361+P353	IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P304+P340	IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338	IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P310	Immediately call a POISON CENTER or doctor/physician.
P363	Wash contaminated clothing before reuse.
P405	Store locked up.
P501	Dispose of contents/container to..…

Description

Suppliers and manufacturers

J & K SCIENTIFIC LTD. Aikon International Limited SHANGHAI FDC-CHEMICAL CO.,LTD Henan Weitesi Chemical Technology Co. LTD Nanjing Shizhou Biology Technology Co.,Ltd Wuhan Brin Technology Co., Ltd. Shanghai Aladdin Biochemical Technology Co.,Ltd. Shanghai Yaoheping Biopharmaceutical Technology Co., Ltd Aladdin Scientific Jilin Chinese Academy of Sciences-yanshen Technology

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