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Merck
CN

426598

Poly(1,4-butanediol)bis(4-aminobenzoate)

average Mn ~470

Synonym(s):

Polytetramethylene glycol bis(4-aminobenzoate), Polytetramethylene oxide di-p -aminobenzoate

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About This Item

Linear Formula:
H2NC6H4CO2(C4H8O)nC(O)C6H4NH2
CAS Number:
UNSPSC Code:
12162002
PubChem Substance ID:
MDL number:
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mol wt

average Mn ~470, degree of polymerization 3-4

viscosity

300 cP(85 °C)(lit.)

mp

56 °C

density

1.07 g/mL at 25 °C

SMILES string

OCCCCO.Nc1ccc(cc1)C(O)=O

InChI

1S/C18H20N2O4/c19-15-7-3-13(4-8-15)17(21)23-11-1-2-12-24-18(22)14-5-9-16(20)10-6-14/h3-10H,1-2,11-12,19-20H2

InChI key

UCHUCWHZVSIPQI-UHFFFAOYSA-N

Application

Room temperature vulcanizates (RTV) or thermally cured molded parts. Encapsulation of temperature-sensitive electronic components.

Features and Benefits

Reacts with diisocyanate prepolymers at room or elevated temperatures to give polyurea polymers.

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Eye Irrit. 2

Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

235.4 °F - closed cup

flash_point_c

113 °C - closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

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