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Citraconic anhydride

Citraconic anhydride structure

CAS No:
616-02-4
Formula:
C5H4O3
Chemical Name:
Citraconic anhydride
Synonyms:
2,5-Furandione,3-methyl-;Citraconic anhydride;3-Methyl-2,5-furandione;2-Methylmaleic anhydride;3-Methylmaleic anhydride;Citraconic acid anhydride;Methylmaleic anhydride;α-Methylmaleic anhydride;Monomethylmaleic anhydride;NSC 6182;2-Methyl-2-butenedioic anhydride;3-Methyl-2,5-dihydrofuran-2,5-dione;19595-58-5;1123596-56-4
Categories:
Chemical Reagents > Organic Reagents

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Description

clear colorless to very slightly yellow liquid

Methylmaleic anhydrides.

Citraconic anhydride Basic Attributes

Molecular Weight：

112.08

Exact Mass：

112.08

BRN：

1835

EC Number：

210-459-0

UNII：

105NP7PMXX

NSC Number：

6182

DSSTox ID：

DTXSID8060660

Color/Form：

COLORLESS LIQUID

HScode：

29171990

Characteristics

PSA：

43.4

XLogP3：

0.2

Appearance：

Clear colorless to very slightly yellow Liquid

Density：

1.2469 g/cm³ @ Temp: 16 °C

Melting Point：

7-8 °C

Boiling Point：

213-214 °C @ Press: 760 Torr

Flash Point：

215 °F

Refractive Index：

n20/D 1.471(lit.)

Water Solubility：

Decomposes in water;SOL IN ALCOHOL, ETHER, ACETONE

Storage Conditions：

Store at RT.

Vapor Pressure：

1 MM HG @ 47.1 DEG C

Vapor Density：

4 (vs air)

Experimental Properties：

DECOMP IN WATER

Safety Information

Packing level：

III

Hazard category：

6.1

Transport codes：

UN 2810 6.1/PG 3

wgk germany：

hazard class code：

23/24/25-36/37/38-42/43-34-24

safety instructions：

26-36/37/39-45-28A-23-36/37

RTECS Number：

GE6825000

Marks：

Stability/Shelf Life：

Stable under normal temperatures and pressures.

Precautionary statement(s)：

P261-P280-P305 + P351 + P338-P310

Hazard Statements：

H311-H314-H317-H334-H335

GHS Classification：

|Danger|H311 (55.68%): Toxic in contact with skin [Danger Acute toxicity, dermal]|P260, P261, P264, P271, P272, P280, P285, P301+P330+P331, P302+P352, P303+P361+P353, P304+P340, P304+P341, P305+P351+P338, P310, P312, P321, P322, P332+P313, P333+P313, P337+P313, P342+P311, P361, P362, P363, P403+P233, P405, and P501|Aggregated GHS information provided by 88 companies from 10 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Drug Information

MeSH Entry Terms：

2 Methylmaleic Anhydride

Citraconic anhydride Use and Manufacturing

Methods of Manufacturing

PRODUCTION OF CITRACONIC ANHYDRIDE FROM ITACONIC ACID.|VACUUM PYROLYSIS OF CITRIC OR ITACONIC ACID

Uses

Commonly used reagents for synthesizing maleimide, bicyclic pyrrolidine and terpolymers, and also for protecting N-terminal amino acids.

Production

(1979) AT LEAST 4.54X10+8 GRAMS

Formulations：

GRADES: REAGENT.

Manufacturing Info：

2,5-Furandione, 3-methyl-: ACTIVE

Computed Properties

Molecular Weight:112.08
XLogP3:0.2
Hydrogen Bond Acceptor Count:3
Exact Mass:112.016043985
Monoisotopic Mass:112.016043985
Topological Polar Surface Area:43.4
Heavy Atom Count:8
Complexity:178
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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Citraconic Anhydride

CAS No.: 616-02-4

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citraconic anhydride 616-02-4 C5H5O3

CAS No.: 616-02-4

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Content: 98%

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