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CIS-ACONITIC ANHYDRIDE

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CIS-ACONITIC ANHYDRIDE Basic information

Product Name:
CIS-ACONITIC ANHYDRIDE
Synonyms:
  • 2-(2,5-diketo-3-furyl)acetic acid
  • 2-(2,5-dioxofuran-3-yl)acetic acid
  • 2-(2,5-dioxofuran-3-yl)ethanoic acid
  • cis-Aconitic anhydride,cis-Propene-1,2,3-tricarboxylic anhydride
  • cis-Prop-1-ene-1,2,3-tricarboxylic acid anhydride, (2,5-Dihydro-2,5-dioxofur-3-yl)acetic acid
  • 2-(2,5-dioxo-2,5-dihydrofuran-3-yl)acetic acid
  • (2,5-Dihydro-2,5-dioxofur-3-yl)acetic acid
  • 3-(Carboxymethyl)-2,5-dihydro-2,5-dioxofuran, cis-Aconitic anhydride , cis-Prop-1-ene-1,2,3-tricarboxylic anhydride
CAS:
6318-55-4
MF:
C6H4O5
MW:
156.09
EINECS:
228-663-3
Mol File:
6318-55-4.mol
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CIS-ACONITIC ANHYDRIDE Chemical Properties

Melting point:
75-78 °C (lit.)
Boiling point:
397.8±25.0 °C(Predicted)
Density 
1.621±0.06 g/cm3(Predicted)
storage temp. 
2-8°C
pka
3?+-.0.10(Predicted)
Sensitive 
Moisture Sensitive
BRN 
127575
CAS DataBase Reference
6318-55-4(CAS DataBase Reference)
EPA Substance Registry System
3-Furanacetic acid, 2,5-dihydro-2,5-dioxo- (6318-55-4)
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Safety Information

Hazard Codes 
C
Risk Statements 
34
Safety Statements 
26-36/37/39-45
RIDADR 
UN 3261 8/PG 2
WGK Germany 
3
10-21
TSCA 
Yes
HazardClass 
8
PackingGroup 
III
HS Code 
2917198090

MSDS

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CIS-ACONITIC ANHYDRIDE Usage And Synthesis

Uses

cis-Aconitic anhydride is used in the preparation of poly(amino acid)-containing copolymers with gradient pH-sensitive side groups initiated by the amino groups in methoxy poly(ethylene glycol)-block-poly(L-lysine). It is also involved in the preparation of pH-sensitive anti-tumor prodrug nanoparticles by conjugation with D-alfa-tocopheryl polyethylene glycol 1000 succinate (TPGS).

Purification Methods

Reflux it in xylene (7.5 parts) for 1hour, then evaporate and recrystallise the residue from *C6H6. Alternatively, reflux it in Ac2O, evaporate and recrystallise from *C6H6. It is sensitive to moisture. [IR: Groth & Dahlén Acta Chem Scand 21 291 1967, Malachowski & Maslowski Chem Ber 61 2523 1928, NMR: Gawron & Mahajan Biochemistry 5 2335 1966.] [Beilstein 18/8 V 530.]

CIS-ACONITIC ANHYDRIDESupplier

Meryer (Shanghai) Chemical Technology Co., Ltd.
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Alfa Aesar
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