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CAS No 2682-20-4 , 2-methyl-1,2-thiazol-3-one

  • Name: 2-methyl-1,2-thiazol-3-one
  • Synonyms: 2682-20-4; 3(2H)-Isothiazolone; 2-Methyl-3(2H)-isothiazolone;2-methyl-1,2-thiazol-3-one; 2-Methyl-4-isothiazoline-3-one;Methylisothiazolinone; 2-methyl-;
  • CAS Registry Number:
  • Transport: UN 3077 9/PG 3
  • Melting Point: 254-256 °C(lit.)
  • Flash Point: 64.3 ºC
  • Boiling Point: 182.8 ºC at 760 mmHg
  • Density: 1.25 (14% AQ.)
  • Water Solubility: soluble
  • Safety Statements: R20/21/22;R34;R43;R50
  • Hazard Symbols: C: Corrosive;
  • Flash Point: 64.3 ºC
  • EINECS: 220-239-6
  • Molecular Weight: 115.1536
  • InchiKey: BEGLCMHJXHIJLR-UHFFFAOYSA-N
  • InChI: InChI=1S/C4H5NOS/c1-5-4(6)2-3-7-5/h2-3H,1H3
  • Risk Statements: S24;S26;S36/37/39;S60;S61
  • Molecular Formula: C4H5NOS
  • Molecular Structure:CAS No:2682-20-4 2-methyl-1,2-thiazol-3-one
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2682-20-4 METHYLISOTHIAZOLINONE

  • China Cangzhou Goldlion Chemicals Co., Ltd [Manufacturer]
  • Tel: +86-317-3781622/ +86-317-2180702
  • Fax: +86-317-3200988, 2180702
  • Address: 5-1-402, NO.32 Yuhe Road
    Cangzhou
    China null,nullChina
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2682-20-4 2-Methyl-4-Isothiazolin-3-One

  • China Zibo Wanchang Group [Manufacturers]
  • Tel: +86-(533)-298-8888
  • Fax: +86-(533)-209-1578
  • Address: 17 Zhaoyang Road, Zibo, Shandong 255068, Zibo,ShandongChina
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2682-20-4 2-Methyl-4-Isothiazoline-3-one

  • China Timeliall Industry Limited [Manufacturers]
  • Tel: 86-635-8882517
  • Fax: 86-635-8882515
  • Address: Wenxin building,Limin West Road Liaocheng,ShandongChina
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2682-20-4 5-Chloro-2-Methyl-4-Isothiazole-3-One

  • Product: Hencide CMI 1.5 Common Name: Kathon? LX (Kathon is a registered trade mark of Rohm & Hass) Chemical Name: 5-Chloro-2-Methyl-4-Isothiazole-3-One C.A.S. Number: 2682-20-4 Physical Form: Light Blue to Light Green Molecular Formula: C4H4ClNOS/ C...
  • China Wuxi Mizat Chemical Technology Co., Ltd. [Manufacturer]
  • Tel: +86-510-86106900/ +86-510-86125752
  • Fax: +86-510-86125752
  • Address: No.205,zhencheng Road,
    HI-TECT District,
    Wuxi, Jiangsu,China null,nullChina
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2682-20-4 2-Methyl-4-Isothiazoline-3-one

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2682-20-4 2-Methyl-4-Isothiazoline-3-one

  • China Axitec Co.,Ltd null
  • Fax: +86-755-26850665
  • Address: 11B Real Estate Building Ren Min Road,South Luohu District ShenZhen ,PR China null,nullChina
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2682-20-4 2-Methyl-4-Isothiazoline-3-one

  • China Nanjing King-Pharm Co.,Ltd [Distributor/Wholesaler]
  • Tel: 86-25-58747998
  • Fax: 86-25-58741998
  • Address: Biomedical HouseA203 in high-tech development zone of nanjing China,JiangsuChina
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2682-20-4 Methylisothiazolinone

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2682-20-4 2-Methyl-4-Isothiazoline-3-one

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2682-20-4 2-Methyl-4-Isothiazolin-3-One

  • China M.C.Biotec Inc. [Manufacturers]
  • Tel: +86-(25)-86620042
  • Fax: +86-(10)-80115555 ext 441505
  • Address: No.40 Ma Jia Street, Nanjing, Jiangsu 210009, Nanjing,Jiang suChina
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References of 2-methyl-1,2-thiazol-3-one
Title: Methylisothiazolinone
CAS Registry Number: 2682-20-4
CAS Name: 2-Methyl-3(2H)-isothiazolone
Synonyms: MI; MIT
Trademarks: Neolone 950 (Rohm & Haas)
Molecular Formula: C4H5NOS
Molecular Weight: 115.15
Percent Composition: C 41.72%, H 4.38%, N 12.16%, O 13.89%, S 27.85%
Literature References: Marketed in combination with methylchloroisothiazolinone as a broad spectrum biocide. Prepn: W. D. Crow, N. J. Leonard, Tetrahedron Lett. 5, 1477 (1964); eidem, J. Org. Chem. 30, 2660 (1965); S. N. Lewis et al., J. Heterocycl. Chem. 8, 571 (1971). HPLC determn in cosmetic products: R. Matissek, Chromatographia 28, 34 (1989). In vitro neurotoxicity study: S. Du et al., J. Neurosci. 22, 7408 (2002). Safety assessment: J. Am. Coll. Toxicol. 11, 75-128 (1992). Review of epidemiology of allergic reactions: A. C. de Groot, J. W. Weyland, J. Am. Acad. Dermatol. 18, 350-358 (1988) J. Fewings, T. Menné, Contact Dermatitis 41, 1-13 (1999).
Properties: Colorless prisms, mp 50-51°. bp0.03 93°. uv max (diethyl ether): 281 nm (e 6550). uv max (95% ethanol): 275 nm (e 7250).
Melting point: mp 50-51°
Boiling point: bp0.03 93°
Absorption maximum: uv max (diethyl ether): 281 nm (e 6550); uv max (95% ethanol): 275 nm (e 7250)
 
Derivative Type: Methylchloroisothiazolinone
CAS Registry Number: 26172-55-4
CAS Name: 5-Chloro-2-methyl-3(2H)-isothiazolone
Synonyms: MCI
Molecular Formula: C4H4ClNOS
Molecular Weight: 149.60
Percent Composition: C 32.11%, H 2.70%, Cl 23.70%, N 9.36%, O 10.69%, S 21.43%
Properties: Crystals from ligroin (60-90°), mp 54-55°. uv max (methanol): 277 nm (log e 3.82).
Melting point: mp 54-55°
Absorption maximum: uv max (methanol): 277 nm (log e 3.82)
 
Derivative Type: Mixture with methylchloroisothiazolinone
CAS Registry Number: 55965-84-9
Trademarks: Kathon CG (Rohm & Haas)
Properties: Commercial product is supplied as a clear, light amber liquid, fp -18° to -21.5°. d20 1.19. Viscosity (23°): 5.0 ±0.2 cP. Readily misc in water, lower alcohols, glycols, other hydrophilic organic solvents. Insol in petrolatum. LD50 (mg/kg) orally in rabbits: 30; i.p. in male, female rats: 4.6, 4.3. LC50 (6 day) in trout, sunfish (mg/l): 0.14, 0.54. LC50 (8 day dietary) in Bobwhite quail, Peking duck (mg/kg/day): >60, >100 (J. Am. Coll. Toxicol.).
Density: d20 1.19
Toxicity data: LD50 (mg/kg) orally in rabbits: 30; i.p. in male, female rats: 4.6, 4.3; LC50 (6 day) in trout, sunfish (mg/l): 0.14, 0.54; LC50 (8 day dietary) in Bobwhite quail, Peking duck (mg/kg/day): >60, >100 (J. Am. Coll. Toxicol.)
 
Use: Antimicrobial preservative in cosmetics, hygeine products, paints, emulsions, cutting oils, paper coatings, and water storage and cooling units.