What is diphenylguanidine?

Diphenylguanidine is a rubber sensitizer that can induce immediate-type reactions and delayed-type contact allergy. It was formerly contained in “carba mix.” Occupational exposure concerns finished rubber items and the rubber manufacturing industry.

What is 1,3-diphenylguanidine used for?

1,3-Diphenylguanidine is used as pharmaceutical intermediate. ChEBI: 1,3-diphenylguanidine is guanidine carrying a phenyl substituent on each of the two amino groups. It is used as an accelerator in the rubber industry. It has a role as an allergen.

What is n n diphenylguanidine used for?

N,N'-Diphenylguanidine is a primary standard for acids; aeeelerator for the vulcanization of rubber for use with thiazoles and sulfenamides; complexing agent in the deteetion of metals and organie bases. 1,3-Diphenylguanidine is used as pharmaceutical intermediate.

Is 1 3 diphenylguanidine soluble in water?

Incompatible with strong oxidizing agents. Moisture sensitive. 1,3-diphenylguanidine is a white or cream powder with a slight odour and bitter taste. slightly soluble in water, soluble in ethanol, chloroform, hot benzene, hot toluene, easily soluble in dilute inorganic acids.

What is the production process of diphenylguanidine in China?

the production process of diphenylguanidine in China is to obtain diphenylthiourea by condensation of carbon disulfide and aniline, and then diphenylthiourea, lead oxide, ammonium hydroxide and ammonium sulfate are used to prepare diphenylguanidine sulfate at 40-70 ℃, which is extracted, filtered and neutralized to obtain semi-finished products.