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ChemicalBook >> CAS DataBase List >> 3,3'-Dimethyl-4,4'-biphenylene diisocyanate

3,3'-Dimethyl-4,4'-biphenylene diisocyanate

3,3'-Dimethyl-4,4'-biphenylene diisocyanate price.
  • $10 - $2798.51
  • Product name: 3,3'-Dimethyl-4,4'-biphenylene diisocyanate
  • CAS: 91-97-4
  • MF: C16H12N2O2
  • MW: 264.28
  • EINECS:202-112-7
  • MDL Number:MFCD00019908
  • Synonyms:3,3'-BITOLYENE-4,4'-DI-ISO-CYANATE;3,3'-BITOLYLENE-4,4'-DIISOCYANATE;3,3'-DIMETHYLBIPHENYL-4,4'-DIYL DIISOCYANATE;3,3'-DIMETHYLDIPHENYL-4,4'-DI-ISO-CYANATE;3,3'-DIMETHYL-4,4'-BIPHENYLENEIISOCYANATE;4,4’-biorthotolylenediisocyanate ;4,4’-diisocyanato-3,3’-dimethyl-1,1’-biphenyl ;4,4’-diisocyanato-3,3’-dimethyl-1’-biphenyl
Price20 Properties Safety Information Description
20 prices
Selected condition：
Brand
  • aablocks
  • AK Scientific
  • American Custom Chemicals Corporation
  • Biosynth
  • JR MediChem
  • Sigma-Aldrich
  • TCI Chemical
  • TRC
Package
  • 250mg
  • 1g
  • 5g
  • 25g
  • 50g
  • 100g
  • 250G
  • 500g
  • 1kg
  • 5kg
  • 1 unit
  • Manufactureraablocks
  • Product numberAA003KCP
  • Product description3,3′-Dimethylbiphenyl 4,4′-diisocyanate ≥98%
  • Packaging100g
  • Price$58
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003KCP
  • Product description3,3′-Dimethylbiphenyl 4,4′-diisocyanate ≥98%
  • Packaging25g
  • Price$18
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003KCP
  • Product description3,3′-Dimethylbiphenyl 4,4′-diisocyanate ≥98%
  • Packaging5g
  • Price$10
  • Updated2026-05-28
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ57519
  • Product description3,3'-DIMETHYL-4,4'-BIPHENYLENE DIISOCYANATE
  • Packaging1g
  • Price$20
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product number6318AF
  • Product description3,3'-DIMETHYL-4,4'-BIPHENYLENE DIISOCYANATE
  • Packaging5g
  • Price$67
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ57519
  • Product description3,3'-DIMETHYL-4,4'-BIPHENYLENE DIISOCYANATE
  • Packaging100g
  • Price$369
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0966316
  • Product description3,3'-DIMETHYL-4,4'-BIPHENYLENE DIISOCYANATE 95.00%
  • Packaging250G
  • Price$2798.51
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0966316
  • Product description3,3'-DIMETHYL-4,4'-BIPHENYLENE DIISOCYANATE 95.00%
  • Packaging25G
  • Price$897.06
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFD62614
  • Product description4,4'-Diisocyanato-3,3'-dimethylbiphenyl
  • Packaging100g
  • Price$199
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFD62614
  • Product description4,4'-Diisocyanato-3,3'-dimethylbiphenyl
  • Packaging500g
  • Price$660
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFD62614
  • Product description4,4'-Diisocyanato-3,3'-dimethylbiphenyl
  • Packaging250g
  • Price$397.5
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFD62614
  • Product description4,4'-Diisocyanato-3,3'-dimethylbiphenyl
  • Packaging50g
  • Price$124.5
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFD62614
  • Product description4,4'-Diisocyanato-3,3'-dimethylbiphenyl
  • Packaging25g
  • Price$70
  • Updated2021-12-16
  • Buy
  • ManufacturerJR MediChem
  • Product numberAS-4718
  • Product description3,3'-Dimethyl-4,4'-biphenylene diisocyanate 99%
  • Packaging1kg
  • Price$598
  • Updated2026-05-25
  • Buy
  • ManufacturerJR MediChem
  • Product numberAS-4718
  • Product description3,3'-Dimethyl-4,4'-biphenylene diisocyanate 99%
  • Packaging5kg
  • Price$1918
  • Updated2026-05-25
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberS360902
  • Product description3,3'-DIMETHYL-4,4'-BIPHENYLENE DIISOCYANATE Aldrich
  • Packaging250mg
  • Price$179
  • Updated2024-03-01
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003KCP 3,3′-Dimethylbiphenyl 4,4′-diisocyanate ≥98% 100g $58 2026-05-28 Buy
aablocks AA003KCP 3,3′-Dimethylbiphenyl 4,4′-diisocyanate ≥98% 25g $18 2026-05-28 Buy
aablocks AA003KCP 3,3′-Dimethylbiphenyl 4,4′-diisocyanate ≥98% 5g $10 2026-05-28 Buy
AK Scientific J57519 3,3'-DIMETHYL-4,4'-BIPHENYLENE DIISOCYANATE 1g $20 2021-12-16 Buy
AK Scientific 6318AF 3,3'-DIMETHYL-4,4'-BIPHENYLENE DIISOCYANATE 5g $67 2021-12-16 Buy
AK Scientific J57519 3,3'-DIMETHYL-4,4'-BIPHENYLENE DIISOCYANATE 100g $369 2021-12-16 Buy
American Custom Chemicals Corporation CHM0966316 3,3'-DIMETHYL-4,4'-BIPHENYLENE DIISOCYANATE 95.00% 250G $2798.51 2021-12-16 Buy
American Custom Chemicals Corporation CHM0966316 3,3'-DIMETHYL-4,4'-BIPHENYLENE DIISOCYANATE 95.00% 25G $897.06 2021-12-16 Buy
Biosynth FD62614 4,4'-Diisocyanato-3,3'-dimethylbiphenyl 100g $199 2021-12-16 Buy
Biosynth FD62614 4,4'-Diisocyanato-3,3'-dimethylbiphenyl 500g $660 2021-12-16 Buy
Biosynth FD62614 4,4'-Diisocyanato-3,3'-dimethylbiphenyl 250g $397.5 2021-12-16 Buy
Biosynth FD62614 4,4'-Diisocyanato-3,3'-dimethylbiphenyl 50g $124.5 2021-12-16 Buy
Biosynth FD62614 4,4'-Diisocyanato-3,3'-dimethylbiphenyl 25g $70 2021-12-16 Buy
JR MediChem AS-4718 3,3'-Dimethyl-4,4'-biphenylene diisocyanate 99% 1kg $598 2026-05-25 Buy
JR MediChem AS-4718 3,3'-Dimethyl-4,4'-biphenylene diisocyanate 99% 5kg $1918 2026-05-25 Buy
Sigma-Aldrich S360902 3,3'-DIMETHYL-4,4'-BIPHENYLENE DIISOCYANATE Aldrich 250mg $179 2024-03-01 Buy
Next Last

Properties

Melting point :70-72°C
Boiling point :195-197°C (667 Pa)
Density :1.197 (80°C)
vapor pressure :0.003Pa at 25℃
refractive index :1.5800 (estimate)
Flash point :218°C
storage temp. :0-10°C
solubility :soluble in Toluene
form :pellet
color :White to Almost white
Water Solubility :594.08μg/L at 25℃
LogP :6.052 at 25℃
CAS DataBase Reference :91-97-4(CAS DataBase Reference)
EPA Substance Registry System :3,3'-Dimethyl-4,4'-diphenylene diisocyanate (91-97-4)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)Health Hazard (GHS08)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger P261, P285, P304+P341, P342+P311,P501
H341 Suspected of causing genetic defects Germ cell mutagenicity Category 2 Warning P201,P202, P281, P308+P313, P405,P501
Precautionary statements:
P201 Obtain special instructions before use.
P202 Do not handle until all safety precautions have been read and understood.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P284 Wear respiratory protection.
P308+P313 IF exposed or concerned: Get medical advice/attention.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

4,4''-Diisocyanato-3,3''-dimethylbiphenyl is used in preparation method of high-thixotropy single-component modified silane polymer sealant comprising thixotropic agent.

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Suppliers and manufacturers

Suzhou Suosen New Material Technology Co., Ltd. Tianjin Zhongxin Chemtech Co., Ltd. J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. 3B Pharmachem (Wuhan) International Co.,Ltd. TCI (Shanghai) Development Co., Ltd. Energy Chemical Shanghai Hanhong Scientific Co.,Ltd. Shandong Xiya Chemical Co., Ltd China Langchem Inc.