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Citraconic anhydride

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Origin: China

Cas No: 616-02-4

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Quick Details
CAS No.:
616-02-4
Other Names:
Citraconic anhydride
MF:
C5H4O3, C5H4O3
EINECS No.:
210-459-0
Place of Origin:
Shandong, China
Type:
Pharmaceutical Intermediates, Syntheses Material Intermediates
Purity:
99%
Brand Name:
Qinmuchem
Model Number:
QMY123
Application:
organic synthetic intermediate
Appearance:
colorless transparent, colorless transparent to light yellow liquid
Product name:
Citraconic anhydride
other name:
2,5-Furanedione, 3-methyl;3-Methylmaleic anhydride;
CAS:
616-02-4
purity:
99%
Molecular Weight:
112.08
Melting point:
6-10 °C(lit.)
Boiling point:
213-214 °C(lit.)
Usage:
organic synthetic intermediate
Packaging&Delivery
Packaging Details
package of Citraconic anhydride 616-02-4: 200KG/drum
Port
Any China port; Door to door
Lead Time:
Quantity(Kilograms) 1 - 1000 >1000
Est. Time(days) 15 To be negotiated

Property

CAS No.: 616-02-4 Formula: C5H4O3 Molecular Weight: 112.08300

Basic Info

Chemical Name	Citraconic anhydride
Synonyms	3-methylfuran-2,5-dione; 2,5-Furandione, 3-methyl-;
CAS No.	616-02-4
Molecular Formula	C5H4O3
Molecular Weight	112.08300
PSA	43.37000
LogP	0.01610

Properties

Appearance & Physical State	clear colorless to light yellow liquid
Density	1.245
Boiling Point	213ºC
Melting Point	41797ºC
Flash Point	101ºC
Refractive Index	1.47-1.472
Water Solubility	decomposes
Stability	Stable under normal temperatures and pressures.
Storage Condition	Store at RT.
Vapor Density	4 (vs air)

Safety Info

RTECS	GE6825000
Hazard Class	6.1
Safety Statements	S26-S28-S36/37/39-S45
HS Code	29171990
Packing Group	III
WGK Germany	3
RIDADR	UN 2810
Risk Statements	R24; R34; R42/43
Hazard Codes	T
Symbol	GHS05, GHS06, GHS08
Signal Word	Danger
Caution Statement	P261; P280; P305 + P351 + P338; P310
Hazard Declaration	H311; H314; H317; H334; H335

Synthesis Route

Cellulose→furfuryl alcohol+cyclohex-2-enone
1,3,5-trioxane+succinic anhydride→monomethyl succinate+Citraconic anhydride
1,3,5-trioxane+Dimethyl succinate→succinic anhydride+monomethyl succinate

Precursor

Itaconic acid
citraconic acid
1,3,5-trioxane
Pyruvic acid

Downstream Product

4-methyl-2H-furan-5-one
citraconic acid
3-methylpyrrole-2,5-dione
3-methyl-2H-furan-5-one

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