Tosyl isocyanate CAS NO.4083-64-1 CAS NO.4083-64-1

1. introduction of (cas 4083-64-1)

appearance: colorless transparence liquid
active ingredient: 98.0%min
p-toluenesulfonyl chloride: 1.0% max
appearance: colorless transparence liquid
free cl2: 0.40%max
albha color: 50max

2. properties of (cas 4083-64-1)
physical properties about tosyl isocyanate are: (1)acd/logp: 2.501; (2)# of rule of 5 violations: 0; (3)acd/logd (ph 5.5): 2.50; (4)acd/logd (ph 7.4): 2.50; (5)acd/bcf (ph 5.5): 46.84; (6)acd/bcf (ph 7.4): 46.84; (7)acd/koc (ph 5.5): 546.34; (8)acd/koc (ph 7.4): 546.34; (9)#h bond acceptors: 4; (10)#h bond donors: 0; (11)#freely rotating bonds: 2; (12)polar surface area: 71.95; (13)index of refraction: 1.566; (14)molar refractivity: 50.337 cm³; (15)molar volume: 154.244 cm³; (16)polarizability: 19.955 10-24cm³; (17)surface tension: 48.701000213623 dyne/cm; (18)density: 1.279 g/cm³; (19)flash point: 128.467 °c; (20)enthalpy of vaporization: 50.69 kj/mol; (21)boiling point: 288.808 °c at 760 mmhg; (22)vapour pressure: 0.00400000018998981 mmhg at 25 °c.

3. safety information of (cas 4083-64-1)
when you are dealing with tosyl isocyanate, you should be very careful. this chemical may cause damage to health it reacts violently with water. it may cause sensitisation by inhalation. in addition, it is irritating to eyes, respiratory system skin. therefore, after contacting with skin, you should wash immediately never add water to this product. in case of contacting with eyes, you should rinse immediately with plenty of water seek medical advice.

4. use of (cas 4083-64-1)
tosyl isocyanate is used as dehydrating agent

5. storage of (cas 4083-64-1)

our company :

hubei jusheng technology co., ltd., is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates in china. the yearly production capacity is 50000mt, 80% for export.we have a professinal export team. both by air and by sea,we ensure that we meet the customer expectations with promptness. our company facing global high-tech pharmaceutical raw materials, high complex new type intermediates, fine chemicals custom synthesis, scale-up production and rare chemicals trade. corey have well-equipped machine, strong technical force and considerate marketing team service. we also have rich experience advantage in basic research, small scale process development, scale-up, industrial technology development & production and cost control.

service scope:

1,samples synthetic, our strong r&d team has accumulated abundant experience in synthesis design and exploring synthesis of new technology. not only good at heterocyclic chemistry, chiral chemicals (asymmetric synthesis and enzyme reaction), metal organic synthesis, high throughput chemistry, also specializes in bioorganic chemistry including nucleosides, nucleotides, sugar chemical, peptide chemistry, etc, to complete the synthesis from mg to kg samples in lab scale. our efficient management and good communication skills and ability to solve the problem rapidly in order to ensure quality, timely delivery, based on the standard client confidential system and competitive price products,we has been recognized and praised by many customers in chemical industry.

2,scale-up production, based on our rich laboratory experience and advanced equipment in production base, also depend on accumulation of advantages in many aspects as industrialized technology development, the production cost control, to provide from kg class to wt class custom synthesis scale-up production services to the global fine chemical industry, can be carried out oxidation, hydrogenation pressure (70 kg), halide, and acylation, esterification, condensation, cyclization, formatting, ammoniation, diazotization and azide reaction, our experienced production management, strict and perfect management system can quickly provide customers with competitive and fine mass production services.

3,purchasing agency service, our excellence professional sales team, timely and thoughtful service, in addition to the necessary good language communication ability of professional sales staff, also equipped with professional chemical technical sales consultant, who can answer the customer's academic professional question, we are in line with the aim of offering customer wholehearted service, with our advanced testing equipment checks and abundant r&d and production of domestic partner contacts, to provide rare chemicals with standard purity, reasonable price and cost-effective purchasing agency service to foreign customers, and the help you shorten the sourcing time, reduce the purchasing cost.

after-sale service:

1.best prices with satisfied quality;

2.it's clients' right to choose the package's courier (ems, dhl, fedex, ups);

3.it's clients' right to choose the packing way for his produccts from many recent effective packing ways

4.specials are possible when client's order is big enough, including the discount policy;

5.our company promise to deliver clients' package to his hands safely, or we'll cover the total loss and reship in time you will make sure that customer satisfaction and assurance is priority number one.