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290890

Sigma-Aldrich

Dibutyltin diacetate

technical grade

Sinonimo/i:

Diacetoxydibutyltin

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About This Item

Formula condensata:
(CH3CH2CH2CH2)2Sn(OCOCH3)2
Numero CAS:
1067-33-0
Peso molecolare:
351.03
Beilstein:
4136035
Numero CE:
213-928-8
Numero MDL:
MFCD00008697
Codice UNSPSC:
12352103
ID PubChem:
24857495
NACRES:
NA.22

Grado

technical grade

Densità del vapore

12 (vs air)

Tensione di vapore

1.3 mmHg ( 25 °C)

Indice di rifrazione

n20/D 1.471 (lit.)

P. eboll.

142-145 °C/10 mmHg (lit.)

Punto di fusione

7-10 °C (lit.)

Densità

1.32 g/mL at 25 °C (lit.)

Stringa SMILE

CCCC[Sn](CCCC)(OC(C)=O)OC(C)=O

InChI

1S/2C4H9.2C2H4O2.Sn/c2*1-3-4-2;2*1-2(3)4;/h2*1,3-4H2,2H3;2*1H3,(H,3,4);/q;;;;+2/p-2
JJLKTTCRRLHVGL-UHFFFAOYSA-L

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Descrizione generale

Dibutyltin diacetate is an organotin compound that is commonly used as a catalyst in organic synthesis.

Applicazioni

Dibutyltin diacetate can be used as a catalyst to synthesize:
  • Wittenberger tetrazole derivatives by reacting with various nitriles in the presence of trimethylsilyl azide.
  • Carbamate derivatives from various isocyanates and alcohols in the presence of dichloromethane as solvent.
  • Urea derivatives from aryl isocyanates and various amines in the presence of 4-methylmorpholine.

Avvertenze

Danger

Classi di pericolo

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Muta. 2 - Repr. 1B - Skin Corr. 1B - Skin Sens. 1 - STOT RE 1 - STOT SE 1 Oral

Organi bersaglio

thymus gland, thymus gland,Immune system

Codice della classe di stoccaggio

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

302.9 °F - Pensky-Martens closed cup

Punto d’infiammabilità (°C)

150.5 °C - Pensky-Martens closed cup

Dispositivi di protezione individuale

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

Certificati d'analisi (COA)

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