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Tolylene-alpha,4-diisocyanate

HCID 4200739
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Basic information

CAS
99741-73-8
Standard SMILES
O=C=NCc1ccc(N=C=O)cc1
InChIKey
XEOANEVNYYOZOX-UHFFFAOYSA-N
Molecular formula
C9H6N2O2
Average molar mass
174.159 g/mol
Monoisotopic mass
174.04292743

Names & identifiers

Preferred name
Tolylene-alpha,4-diisocyanate
IUPAC
1-Isocyanato-4-(isocyanatomethyl)benzene
English name
alpha 4-tolylene diisocyanate 98
Molecular formula
C9H6N2O2
Molecular weight
174.16

Names & synonyms

tolylene-α,4-diisocyanateTolylene-alpha,4-diisocyanatealpha 4-tolylene diisocyanate 981-isocyanate-4-(isocyanatomethyl)benzeneBenzene, 1-isocyanato-4-(isocyanatomethyl)-Benzene, 1-isocyanato-4-(isocyanatomethyl)- (9CI)

Database identifiers

CAS
99741-73-8
PubChem CID
4200739
DTXSID
DTXSID10400774
EC Number
621-844-1
Nikkaji
J803.987I

Properties

Physicochemical properties

Boiling point
152 °C19 · 152 °C19 mm Hg(lit.)
Density
1.218 g/mL · 1.218 g/mL at 25 °C(lit.)
refractive index
20 · n20/D 1.557(lit.)
Flash point
230 °F · >230 °F
Symbol(GHS)
8 · GHS08,GHS06
Signal word
Danger
Hazard statements
335 · H335-H330-H319-H351-H315-H317
Precautionary statements
201 · P201-P202-P281-P308+P313-P405-P501-P264-P280-P302+P352-P321-P332+P313-P362-P260-P271-P284-P304+P340-P310-P320-P403+P233-P405-P501-P264-P280-P305+P351+P338-P337+P313P-P261-P272-P280-P302+P352-P333+P313-P321-P363-P501
Hazard Codes
T+
Risk Statements
26 · 26-36/37/38-40-42/43-52/53
Safety Statements
23 · 23-36/37-45-61
RIDADR
2078 · UN 2078 6.1/PG 2
WGK Germany
2 · 2

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

Safety data

wgk
2
ridadr
UN 2078 6.1/PG 2
risk_code
26-36/37/38-40-42/43-52/53
Signal word
Danger
Symbol(GHS)
GHS08,GHS06
hazard_code
T+
safety_code
23-36/37-45-61
Hazard statements
H335-H330-H319-H351-H315-H317
Precautionary statements
P201-P202-P281-P308+P313-P405-P501-P264-P280-P302+P352-P321-P332+P313-P362-P260-P271-P284-P304+P340-P310-P320-P403+P233-P405-P501-P264-P280-P305+P351+P338-P337+P313P-P261-P272-P280-P302+P352-P333+P313-P321-P363-P501

Chemistry & industry

Suppliers2 total

上海瀚鸿科技股份有限公司021-54306202 13764082696 · [email protected]
宝鸡缔都医药化工有限公司029-029-81148929 17792602132 · [email protected]

Related reactions

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Compound notes

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