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262668

Sigma-Aldrich

Crotonaldehyde, predominantly trans

≥99%, contains 0.1-0.2% BHT as stabilizer, 1% H2O as stabilizer

Sinonimo/i:

(2E)-2-Butenal, (E)-But-2-en-1-al, 2(E)-Butenal, trans-2-Buten-1-al, trans-2-Butenal, trans-Crotonal

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About This Item

Formula condensata:
CH3CH=CHCHO
Numero CAS:
123-73-9
Peso molecolare:
70.09
Numero MDL:
MFCD00007003
Codice UNSPSC:
12352100
ID PubChem:
24855882
NACRES:
NA.22

Densità del vapore

2.41 (vs air)

Livello qualitativo

200

Tensione di vapore

32 mmHg ( 20 °C)

Saggio

≥99%

Forma fisica

liquid

Temp. autoaccensione

320 °F

contiene

0.1-0.2% BHT as stabilizer
1% H2O as stabilizer

Limite di esplosione

19.5 %

Indice di rifrazione

n20/D 1.4362 (lit.)

P. eboll.

104 °C (lit.)

Punto di fusione

−76 °C (lit.)

Solubilità

water: soluble 425.4 g/L at 20 °C

Densità

0.846 g/mL at 25 °C (lit.)

Temperatura di conservazione

2-8°C

Stringa SMILE

[H]\C(C)=C(\[H])C([H])=O

InChI

1S/C4H6O/c1-2-3-4-5/h2-4H,1H3/b3-2+
MLUCVPSAIODCQM-NSCUHMNNSA-N

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Categorie correlate

Descrizione generale

Rate coefficients for the reaction of crotonaldehyde with chlorine atoms have been determined. Reaction of crotonaldehyde with DNA has been investigated.

Applicazioni

  • Crotonaldehyde (Cis and Trans): Discusses the production and properties of crotonaldehyde, including trans isomer, via aldol condensation of acetaldehyde and catalytic methods (Grant & Jenkins, 2015).
  • Modeling, simulation and analysis of a process for the production of crotonaldehyde: Analyzes the production of crotonaldehyde, highlighting the stereoisomeric forms, including trans-crotonaldehyde (Scheithauer et al., 2016).

Avvertenze

Danger

Classi di pericolo

Acute Tox. 1 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Aquatic Acute 1 - Eye Dam. 1 - Flam. Liq. 2 - Muta. 2 - Skin Irrit. 2 - STOT RE 2 - STOT SE 3

Organi bersaglio

Respiratory system

Codice della classe di stoccaggio

3 - Flammable liquids

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

48.2 °F - closed cup

Punto d’infiammabilità (°C)

9 °C - closed cup

Dispositivi di protezione individuale

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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Certificati d'analisi (COA)

Lot/Batch Number
BCCG9759
BCCG9313
BCCG4230
BCCG3826
BCCD8734

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Sigma-Aldrich

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Toxicology letters, 201(3), 240-248 (2011-01-18)
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