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2-methyl-4,5-trimethylene-4-isothiazolin-3-one

2-methyl-4,5-trimethylene-4-isothiazolin-3-one structure

CAS No.: 82633-79-2

Chemical Name:: 2-methyl-4,5-trimethylene-4-isothiazolin-3-one

Synonyms: PROMEXALX50PRESERVATIVE;2-methyl-4,5-trimethylene-4-isothiazolin-3-one;5,6-dihydro-2-methyl-2H-Cyclopent[d]isothiazol-3(4H)-one;2H-Cyclopentdisothiazol-3(4H)-one, 5,6-dihydro-2-methyl-;2-methyl-5,6-dihydro-2H-cyclopenta[d]isothiazol-3(4H)-one;2-Methyl-5,6-dihydro-4H- cyclopenta[d]isothiazol-3(2H)-one;2,3,5,6-tetrahydro-2-methyl-2H-cyclopenta[d]-1,2-thiazol-3-one

CBNumber:: CB21119918

Molecular Formula:: C7H9NOS

Molecular Weight:: 155.22

MDL Number:: MFCD04034637

MOL File:: 82633-79-2.mol

MSDS File:: SDS

Last updated:2026-07-23 14:48:42

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2-methyl-4,5-trimethylene-4-isothiazolin-3-one Properties

CAS DataBase Reference	82633-79-2
EWG's Food Scores	1-2
FDA UNII	H857315VPU
EPA Substance Registry System	2-Methyl-4,5-trimethylene-4-isothiazolin-3-one (82633-79-2)

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS06,GHS05,GHS09
Signal word	Danger
Hazard statements	H301-H317-H318-H410
Precautionary statements	P264-P270-P301+P310-P321-P330-P405-P501-P261-P272-P280-P302+P352-P333+P313-P321-P363-P501-P280-P305+P351+P338-P310-P273-P391-P501
Hazard Codes	T,N
Risk Statements	25-41-43-50/53
Safety Statements	22-26-36/37/39-45-60-61
REACH Registrations	Inactive

2-methyl-4,5-trimethylene-4-isothiazolin-3-one price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
aablocks	AA00G7SI	2-Methyl-5,6-dihydro-2H-cyclopenta[d]isothiazol-3(4H)-one 95%	82633-79-2	100mg	$146	2026-05-28	Buy
aablocks	AA00G7SI	2-Methyl-5,6-dihydro-2H-cyclopenta[d]isothiazol-3(4H)-one 95%	82633-79-2	250mg	$223	2026-05-28	Buy
aablocks	AA00G7SI	2-Methyl-5,6-dihydro-2H-cyclopenta[d]isothiazol-3(4H)-one 95%	82633-79-2	1g	$415	2026-05-28	Buy

Product number	Packaging	Price	Buy
AA00G7SI	100mg	$146	Buy
AA00G7SI	250mg	$223	Buy
AA00G7SI	1g	$415	Buy

2-methyl-4,5-trimethylene-4-isothiazolin-3-one Chemical Properties, Uses, Production

Description

2-Methyl-4,5-trimethylene-4-isothiazolin-3-one (MTI) is a biocide which induced contact dermatitis in a laboratory technician also sensitive to BIT.

Contact allergens

This biocide induced contact dermatitis in a laboratory technician, also sensitive to the other isothiazolinone BIT.

2-methyl-4,5-trimethylene-4-isothiazolin-3-one Preparation Products And Raw materials

Raw materials

Preparation Products

2-methyl-4,5-trimethylene-4-isothiazolin-3-one Suppliers

Global Suppliers ( 15)

Supplier	Tel	Email	Country	ProdList	Advantage
Hangzhou Sage Chemical Co., Ltd.	+86057186818502 13588463833	info@sagechem.com	China	10265	58
Anhui exhibition yu biological technology co., LTD	18056079869	meigui205@foxmail.com	China	49	58
Wuhan yuqing jiaheng pharmaceutical co. LTD	027-83855381 15827508403	xiaozhan0503@163.com	China	977	58
Shanghai Minhan Pharmaceutical Technology Co., Ltd.	17612188245	2816925681@qq.com	China	8316	58
Zhengzhou Convergence Chemical Co. LTD	13393710386	3941078109@qq.com	China	9848	58
Wuhan haorong Biotechnology Co., Ltd	18186132299 18186132299	489527785@qq.com	China	2606	58
Hubei Soren Technology Co., Ltd	13419562052 13419562052	wwmlyb@163.com	China	4393	58
SHAANXI?DIDEU?MEDICHEM CO.LTD	17691182729 17392216275	1073@dideu.com	China	9993	58
Jiangsu Aikon Biopharmaceutical R&D Co.,Ltd	025-5885952 15955137747	sales@aikonchem.com	China	8012	58
Shandong benrite new chemical materials co.,ltd	0533-2866658 15615638350	sales@benritechem.com	China	7010	58

Supplier	Advantage
Hangzhou Sage Chemical Co., Ltd.	58
Anhui exhibition yu biological technology co., LTD	58
Wuhan yuqing jiaheng pharmaceutical co. LTD	58
Shanghai Minhan Pharmaceutical Technology Co., Ltd.	58
Zhengzhou Convergence Chemical Co. LTD	58
Wuhan haorong Biotechnology Co., Ltd	58
Hubei Soren Technology Co., Ltd	58
SHAANXI?DIDEU?MEDICHEM CO.LTD	58
Jiangsu Aikon Biopharmaceutical R&D Co.,Ltd	58
Shandong benrite new chemical materials co.,ltd	58

View Latest Price from 2-methyl-4,5-trimethylene-4-isothiazolin-3-one manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2026-07-23	2-methyl-4,5-trimethylene-4-isothiazolin-3-one 82633-79-2		1kg	98%	1000kgs	Shaanxi Dideu New Materials Co. Ltd

2-methyl-4,5-trimethylene-4-isothiazolin-3-one
82633-79-2
$0.00
98%
Shaanxi Dideu New Materials Co. Ltd

82633-79-2 (2-methyl-4,5-trimethylene-4-isothiazolin-3-one) Related Search:

thiazol-3-one 2-Methyl-4-isothiazolin-3-one 2-methyl-4,5-trimethylene-4-isothiazolin-3-one Isothiazolo[5,4-c]pyridin-3(2H)-one, 4,5,6,7-tetrahydro-, hydrobromide (1:1) Isothiazolo[5,4-c]pyridin-3(2H)-one, 4,5,6,7-tetrahydro-, hydrochloride (1:1)

Ethyl 4-cyclopropyl-3-oxo-2,3-dihydroisothiazole-5-carboxylate

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2-methyl-4,5-trimethylene-4-isothiazolin-3-one 2H-Cyclopentdisothiazol-3(4H)-one, 5,6-dihydro-2-methyl- PROMEXALX50PRESERVATIVE 5,6-dihydro-2-methyl-2H-Cyclopent[d]isothiazol-3(4H)-one 2,3,5,6-tetrahydro-2-methyl-2H-cyclopenta[d]-1,2-thiazol-3-one 2-Methyl-5,6-dihydro-4H- cyclopenta[d]isothiazol-3(2H)-one 2-methyl-5,6-dihydro-2H-cyclopenta[d]isothiazol-3(4H)-one 82633-79-2