Title: TCMTB
CAS Registry Number: 21564-17-0
CAS Name: Thiocyanic acid (2-benzothiazolylthio)methyl ester
Additional Names: 2-(thiocyanomethylthio)benzothiazole
Trademarks: Bulab 6009 (Bulab); Busan 72 (Buckman Labs); Busan 1118 (Buckman Labs)
Molecular Formula: C9H6N2S3
Molecular Weight: 238.35
Percent Composition: C 45.35%, H 2.54%, N 11.75%, S 40.36%
Literature References: Antimicrobial agent used as a substitute for chlorophenols in industrial applications. Prepn: A. G. M. Willems et al., Rec. Trav. Chim. 90, 97 (1971). Antimicrobial spectrum and field study: W. G. Guthrie, R. Elsmore, Spec. Chem. 10, 345 (1990). Environmental fate: T. Reemtsma et al., Environ. Sci. Technol. 29, 478 (1995). HPLC determn in wastewater: J. S. Warner et al., Determination of MBTS and TCMTB in Industrial and Municipal Wastewaters (PB85-189025, 1985) 45 p; in seawater: K. Martínez et al., J. Chromatogr. A 879, 27 (2000). Use as wood preservative: K. Tsunoda, Wood Res. 77, 28 (1990); as biocide vs zebra mussels: I. D. Martin et al., Arch. Environ. Contam. Toxicol. 24, 381 (1993); as fungicide on leather: L. Muthusubramanian et al., J. Soc. Leather Technol. Chem. 82, 22 (1998). Toxicity studies: R. E. Rush et al., Acute Toxic. Data 1, 206, 207 (1992).
Properties: Oil with pungent odor. d25 1.05 (c = 0.30). Flash point (open cup): 66°C. Insol in water. Sol in most organic solvents. LD50 in male, female rats (mg/kg): 752, 679 orally (Rush).
Flash point: Flash point (open cup): 66°C
Density: d25 1.05 (c = 0.30)
Toxicity data: LD50 in male, female rats (mg/kg): 752, 679 orally (Rush)
Use: Wood preservative, marine biocide, fungicide.

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