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4664-08-8

4664-08-8 structure
4664-08-8 structure

Name Pyridine-3,4-Dicarboxylic Anhydride
Synonyms Pyridine-3,4-dicarboxylic anhydride
3,4-Pyridinecarboxylic anhydride
Furo[3,4-c]pyridine-1,3-dione
MFCD00010680
Density 1.6±0.1 g/cm3
Boiling Point 334.6±15.0 °C at 760 mmHg
Melting Point 75-77 °C(lit.)
Molecular Formula C7H3NO3
Molecular Weight 149.104
Flash Point 156.2±20.4 °C
Exact Mass 149.011292
PSA 56.26000
LogP 0.11
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.623
Storage condition 2-8°C
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S37/39
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2934999090

~97%

4664-08-8 structure

4664-08-8

Literature: Gribble, Gordon W.; Saulnier, Mark G.; Obaza-Nutaitis, Judy A.; Ketcha, Daniel M. Journal of Organic Chemistry, 1992 , vol. 57, # 22 p. 5891 - 5899

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4664-08-8 structure

4664-08-8

Literature: Monatshefte fuer Chemie, , vol. 23, p. 252
HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%