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N-TERT-BUTYLBENZOTHIAZOLE-2-SULPHENAMIDE (BBTS)

N-TERT-BUTYLBENZOTHIAZOLE-2-SULPHENAMIDE (BBTS)

N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) is a light gray solid at ambient temperatures. 
N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) has a slight, characteristic odor. 

CAS: 95-31-8
European Community (EC) Number: 202-409-1

IUPAC Name: N-(1,3-benzothiazol-2-ylsulfanyl)-2-methylpropan-2-amine

Molecular Formula: C11H14N2S2
Molecular Weight: 238.4 g/mol


N-tert-Butyl-2-benzothiazolesulfenamide, 95-31-8, Santocure NS, Nocceler NS, Vulkacit NZ, Accel BNS, 2-(TERT-BUTYLAMINOTHIO)BENZOTHIAZOLE, Pennac Tbbs, Vanax NS, S-(Benzo[d]thiazol-2-yl)-N-(tert-butyl)thiohydroxylamine, 2-Benzothiazolesulfenamide, N-(1,1-dimethylethyl)-, 2-Benzothiazolesulfenamide, N-tert-butyl-, Benzothiazolyl-2-tert-butylsulfenamide, N-tert-Butyl-2-benzothiazylsulfenamide, NSC 84176, Santocure NS vulcanization accelerator, N-(1,3-benzothiazol-2-ylsulfanyl)-2-methylpropan-2-amine, N-tert-Butyl-2-benzothiazolyl sulfenamide, W468IFJ99C, DTXSID7026572, Benzothiazolesulfenamide, N-(1,1-dimethylethyl)-, NSC-84176, NS-P; NSC 84176; NSG; Nocceler NS-P; Perkacit TBBS, S-(Benzo[d]thiazol-2-yl)-N-(tert-butyl)-thiohydroxylamine, N-tert-Butylbenzothiazole-2-sulphenamide, Accelerator BBTS, Akrochem BBTS, NTBBTS, TBBS, N-t-Butylbenzothiazylsulfenamide, HSDB 5288, C11H14N2S2, EINECS 202-409-1, N-t-Butyl-2-benzothiazolesulfenamide, S-(benzo[d]thiazol-2-yl)-N-tert-butylthiohydroxylamine, BRN 0158370, UNII-W468IFJ99C, N-(1,1-Dimethylethyl)benzothiazolesulfenamide, Santocure TBBS, Perkacit TBBS, Delac NS, Vanax TBSI, Vulkacit NZ/EG, N-tert-Butyl-2-benzothiazosulfenamide, BBTS, SULFENAMIDE TBBS, RHENOGRAN TBBS 80, EC 202-409-1, 2-[(tert-Butylamino)sulfanyl]-1,3-benzothiazole, SCHEMBL80374, DTXCID506572, CHEMBL3182037, Butyl 2-benzothiazole sulfenamide, HMS1675L02, NSC84176, Tox21_200895, MFCD00022873, STK771202, n-t-butyl-2-benzothiazole sulfenamide, AKOS000520589, N-t-Butyl-2-benzothiazole-sulfenamide, N-tert-Butyl-2-benzothiazolesulfenamid, N-t-Butyl-2-benzothioazole sulfenamide, CAS-95-31-8, n-tert-butyl-2-benzothiazyl sulfenamide, N-t-Butyl-O-benzothiazole-2-sulfenamide, n-tert-butyl-2-benzothiazole sulfenamide, N-tert-Butyl-2-benzothiazolesulphenamide, N-tert-Butyl-2-benzothiazolylsulfenamide, NCGC00248869-01, NCGC00258449-01, WLN: T56 BN DSJ CSMX1&1&1, AS-15571, N-tert-butyl-2-(4-piperidyloxy)acetamide, 1ST001865, DB-057575, 2-Benzothiazolesulfenamide,1-dimethylethyl)-, EU-0002407, FT-0631485, NS00009355, D70664, (1,3-benzothiazol-2-ylsulfanyl)(tert-butyl)amine, 1ST001865-1000, BUTYL-2-BENZOTHIAZOLE SULFENAMIDE, N-TERT-, N-TERT- BUTYL-2-BENZOTHIAZOLE SULFENAMIDE, SR-01000408154, 2-(TERT-BUTYLAMINOTHIO)BENZOTHIAZOLE [HSDB], 2-[(tert-Butylamino)sulfanyl]-1,3-benzothiazole #, SR-01000408154-1, W-100166, Q27292283, (13-BENZOTHIAZOL-2-YLSULFANYL)(TERT-BUTYL)AMINE, N-(1,3-benzothiazol-2-ylthio)-2-methylpropan-2-amine

N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) is for use as a vulcanization accelerator in the manufacture of tires, belts and other rubber products. 

N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) is a light gray solid at ambient temperatures. 
N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) has a slight, characteristic odor. 


N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) is a commonly used aftereffect accelerator. 
N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) is very safe at operating temperature, has good scorch resistance, and has high constant elongation strength, which can improve the use of synthetic glue proportion.


N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) provides fast cure rate and high modulus development in NR, SBR, BR and blends. 
Normally used alone or with small quantities of ultra accelerators in tire compounds or industrial rubber products low poison and high efficiency.

N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) is obtained by the reaction of the sodium salt of 2-thiobenzothiazole (accelerator M) with tert-butylamine. 
Slowly add 0.75mol of tert-butylamine to 0.5mol of sodium salt solution of 13% accelerator M, add 0.36mol of 25% sulfuric acid solution after half an hour, and react at 45-50 ℃ for 0.5h. 
0.6mol 15% sodium hypochlorite was added within 2 hours. 
After the reaction, it is cooled, filtered, washed, and dried below 50°C to obtain the product.

N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) can be used with aldehydes, guanidines, and thiuram accelerators, and when combined with anti-scorch agent PVI, it forms a good vulcanization system. 
N-Tert-butylbenzothiazole-2-sulphenamide (BBTS)  is mainly used in the manufacture of tires, rubber shoes, rubber hoses, tapes, and cables.

Properties
Melting point: 105°C
Boiling point: 344.1±25.0 °C(Predicted)
Density: 1,29 g/cm3
vapor pressure: 0Pa at 25℃
refractive index: 1.5500 (estimate)
Flash point: 165°C
storage temp.: Keep in dark place,Sealed in dry,Room Temperature
pka: 1.25±0.70(Predicted)
Water Solubility: 1.74mg/L at 20℃
BRN: 158370
LogP: 3.36 at 25℃

applications

N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) is an amine organic substance, which can increase the amount of filler carbon black. 
N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) is called "standard accelerator" and is currently the dominant type of sulfamide vulcanization accelerator One of the varieties is mainly used in natural rubber, cis-butadiene rubber, styrene butadiene rubber, isoprene rubber.


N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) is a natural rubber, butadiene rubber, isoprene rubber, styrene butadiene rubber and reclaimed rubber aftereffect accelerator, especially suitable for carbon black rubber with strong alkaline content.
N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) is safe at operating temperature, strong scorch resistance, fast vulcanization speed, high constant elongation strength, and can improve the use ratio of synthetic rubber. 
Low toxicity and high efficiency, N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) is an ideal substitute for NOBS, has excellent comprehensive performance, and is called a standard accelerator. 
N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) is widely used in the production of radial tires. 
N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) can be used with aldehydes, guanidines, and thiuram accelerators, and when combined with anti-scorch agent PVI, it forms a good vulcanization system. 
N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) mainly used in the manufacture of tires, rubber shoes, rubber hoses, tapes, and cables.

Chemical Properties

IUPAC Name: N-(1,3-Benzothiazol-2-ylsulfanyl)-2-methylpropan-2-amine  
Molecular Formula: C11H14N2S2
Molecular Weight: 238.372260 g/mol
Index of Refraction: 1.642
Molar Refractivity: 70.43 cm3
Molar Volume: 194.9 cm3
Surface Tension: 53 dyne/cm
Density: 1.22 g/cm3
Flash Point: 161.9 °C
Enthalpy of Vaporization: 58.81 kJ/mol
Boiling Point: 344.1 °C at 760 mmHg
Vapour Pressure: 6.72E-05 mmHg at 25 °C
Melting Point: 105 °C
BRN: 158370
EINECS: 202-409-1
Product Categories: Rubber Chemicals


production method

N-Tert-butylbenzothiazole-2-sulphenamide (BBTS) is obtained by the reaction of the sodium salt of 2-thiobenzothiazole (accelerator M) with tert-butylamine. 
Slowly add 0.75mol of tert-butylamine to 0.5mol of sodium salt solution of 13% accelerator M, add 0.36mol of 25% sulfuric acid solution after half an hour, and react at 45-50 ℃ for 0.5h. 
0.6mol 15% sodium hypochlorite was added within 2 hours. 
After the reaction, it is cooled, filtered, washed, and dried below 50°C to obtain the product.


 

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