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1,4-Phenylene diisocyanate

1,4-Phenylene diisocyanate
1,4-Phenylene diisocyanate
Chemical Name:
1,4-Phenylene diisocyanate
PPDI;FLURBIPROFEN USP24;1,4-Phenylene diisoc;Phenylene diisocyanat;p-phenyleneisocyanate;p-phenyl diisocyanate;p-Phenylene isocyanate;1,4-Phenyldiisocyanate;4,4'-phenyl isocyanate;1,4-Diisocyanatobenzene
Molecular Formula:
Formula Weight:
MOL File:

1,4-Phenylene diisocyanate Properties

Melting point:
96-99 °C(lit.)
Boiling point:
260 °C(lit.)
vapor pressure 
<0.01 mm Hg ( 20 °C)
Flash point:
>230 °F
THF: soluble
Stable. Combustible. Incompatible with strong oxidising agents, strong alkalies, strong acids, alcohols, amines. Moisture sensitive.
CAS DataBase Reference
104-49-4(CAS DataBase Reference)
NIST Chemistry Reference
Benzene, 1,4-diisocyanato-(104-49-4)
EPA Substance Registry System
Benzene, 1,4-diisocyanato-(104-49-4)
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  Xn,C
Risk Statements  20/21/22-36/37/38-42-34-41-38
Safety Statements  22-26-36/37-45-36/37/39
RIDADR  UN 2811 6.1/PG 3
WGK Germany  3
RTECS  CZ6150000
HazardClass  6.1
PackingGroup  III
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
H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger P261, P285, P304+P341, P342+P311,P501
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P342+P311 IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician.

1,4-Phenylene diisocyanate price More Price(4)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 262242 1,4-Phenylene diisocyanate 104-49-4 25g $36.2 2017-11-08 Buy
Sigma-Aldrich 262242 1,4-Phenylene diisocyanate 104-49-4 100g $115 2017-11-08 Buy
TCI Chemical P1640 1,4-Phenylene Diisocyanate >98.0%(GC) 104-49-4 25g $51 2017-12-01 Buy
TCI Chemical P1640 1,4-Phenylene Diisocyanate >98.0%(GC) 104-49-4 250g $260 2017-12-01 Buy

1,4-Phenylene diisocyanate Chemical Properties,Uses,Production

Chemical Properties

white to light yellow crystals

General Description

White crystals or pale yellow chunky solid. Pungent odor.

Air & Water Reactions

Reacts slowly with water to form CO2

Reactivity Profile

1,4-Phenylene diisocyanate is sensitive to moisture. 1,4-Phenylene diisocyanate is incompatible with water, strong acids, strong alkalis, strong oxidizers, alcohol, amines and other hydrogen compounds.

Fire Hazard

1,4-Phenylene diisocyanate is combustible.

1,4-Phenylene diisocyanate Preparation Products And Raw materials

Raw materials

Preparation Products

1,4-Phenylene diisocyanate Suppliers

Global( 123)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Shanghai Time Chemicals CO., Ltd.
+86-021-57951555 CHINA 1374 55
Mainchem Co., Ltd.
+86-0592-6210733 CHINA 32767 55
Hefei TNJ Chemical Industry Co.,Ltd.
86-0551-65418684 18949823763
86-0551-65418684 China 1410 55
J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833
+86-10-82849933; China 96817 76
Meryer (Shanghai) Chemical Technology Co., Ltd. +86-(0)21-61259100(Shanghai) +86-(0)755-86170099(ShenZhen) +86-(0)10-62670440(Beijing)
+86-(0)21-61259102(Shanghai) +86-(0)755-86170066(ShenZhen) +86-(0)10-88580358(Beijing) China 40398 62
TCI (Shanghai) Development Co., Ltd. 800-988-0390
021-67121385 China 22830 81
BeiJing Hwrk Chemicals Limted 4006990298;010-57411839;0757-86311057;021-51691807
010-87653215;0757-86311057;021-55236763 China 14619 55
Energy Chemical 021-58432009 / 400-005-6266
021-58436166-800 China 44192 61
Beijing Ouhe Technology Co., Ltd +86-10-4006331231;+86-10-51280831;+86-10-82967028
+86-10-82967029 China 12614 60
Adamas Reagent, Ltd. 400-600-9262 China 14018 59

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