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ChemicalBook >> CAS DataBase List >> 4,4'-OXYBIS(PHENYL ISOCYANATE)

4,4'-OXYBIS(PHENYL ISOCYANATE)

4,4'-OXYBIS(PHENYL ISOCYANATE) price.
  • $55 - $886.4
  • Product name: 4,4'-OXYBIS(PHENYL ISOCYANATE)
  • CAS: 4128-73-8
  • MF: C14H8N2O3
  • MW: 252.22
  • EINECS:
  • MDL Number:MFCD00216648
  • Synonyms:OXYBIS(4-PHENYL ISOCYANATE);1,1’-oxybis[4-isocyanato-benzen ;4,4'-OXYBIS(PHENYL ISOCYANATE);4,4'-Diisocyanato[1,1'-oxybisbenzene];4,4'-Oxybis(isocyanatobenzene);Oxybis(1,4-phenylene)bisisocyanate;Oxybis(1,4-phenylene)diisocyanate;Oxybis(4-phenyl isocyanate),99%
Price3 Properties Safety Information Description
3 prices
Selected condition：
Brand
  • American Custom Chemicals Corporation
  • TRC
Package
  • 100mg
  • 250mg
  • 5G
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0138691
  • Product description4,4'-OXYBIS(PHENYL ISOCYANATE) 96.00%
  • Packaging5G
  • Price$886.4
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberB448770
  • Product description4,4''-Bis(isocyanatophenyl)oxide
  • Packaging100mg
  • Price$55
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberB448770
  • Product description4,4''-Bis(isocyanatophenyl)oxide
  • Packaging250mg
  • Price$110
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
American Custom Chemicals Corporation CHM0138691 4,4'-OXYBIS(PHENYL ISOCYANATE) 96.00% 5G $886.4 2021-12-16 Buy
TRC B448770 4,4''-Bis(isocyanatophenyl)oxide 100mg $55 2021-12-16 Buy
TRC B448770 4,4''-Bis(isocyanatophenyl)oxide 250mg $110 2021-12-16 Buy

Properties

Melting point :64-68 °C(lit.)
Boiling point :196 °C5 mm Hg(lit.)
Density :1.2700 (rough estimate)
refractive index :1.5910 (estimate)
solubility :Acetonitrile (Soluble)
form :Solid
color :White to Off-White
Stability :Moisture Sensitive
CAS DataBase Reference :4128-73-8
EPA Substance Registry System :4,4'-Diisocyanatodiphenyl ether (4128-73-8)

Safety Information

Symbol(GHS): GHS hazard pictogramsGHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger GHS hazard pictograms P264, P270, P301+P310, P321, P330,P405, P501
H312 Harmful in contact with skin Acute toxicity,dermal Category 4 Warning GHS hazard pictograms P280,P302+P352, P312, P322, P363,P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning GHS hazard pictograms P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H330 Fatal if inhaled Acute toxicity,inhalation Category 1, 2 Danger GHS hazard pictograms P260, P271, P284, P304+P340, P310,P320, P403+P233, P405, P501
H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger GHS hazard pictograms P261, P285, P304+P341, P342+P311,P501
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P284 Wear respiratory protection.
P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P310 Immediately call a POISON CENTER or doctor/physician.

Description

4,4'-Bis(isocyanatophenyl)oxide is a reagent used in the synthesis of lipid-conjugated Smac analogs with antitumor activity against human breast cancer cell lines.Environmental toxin on US EPA Toxic Release Inventory list (TRI) list.

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Suppliers and manufacturers

LEAP CHEM CO., LTD. Shanghai Hanhong Scientific Co.,Ltd. Jalor-Chem co.,LTD Nanjing crow LuNing pharmaceutical technology co., LTD BOC Sciences TCI (Shanghai) Chemical Trading Co., Ltd. Shaanxi Dideu Newmaterial Co., Ltd. LGC Science (Shanghai) Ltd. Wuxi Shengzhu Biology Co.,Ltd Hangzhou Bingochem Co., Ltd.