865-47-4 Potassium tert-butoxide AKSci B821
 
 
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  B821    
Potassium tert-butoxide
, 98%
 
Potassium tert-butylate
Potassium t-butoxide
Potassium 2-methylpropan-2-olate




IDENTITY
CAS Number:865-47-4
MDL Number:MFCD00012162
MF:C4H9KO
MW:112.21
EINECS:212-740-3
BRN:3556712
SPECIFICATIONS & PROPERTIES
Purity:98%
Physical Form:White to off-white to light yellow crystalline powder
Melting Point:254-260°C
Long-Term Storage:Store at room temperature
UN #:UN3131
Hazard Class:4.3 (8); Dangerous when Wet, Corrosive
Packing Group:I
Note:Only ship HazMat Ground or Priority Overnight or LTL.

REVIEW

 Strong base of relatively low nucleophilicity (1). The nucleophilicity is increased in the presence of 18-crown-6; the basic strength less so (2).

REFERENCES
[1]Chem. Rev., 74, 45 (1974).
[2] J. Org. Chem., 43, 447 (1978).

GHS

Pictograms

Signal Word
Danger

Hazard Statements
H228; H260; H314; H318

Precautionary Statements
P210; P223; P231+P232; P240; P241; P260; P264; P280; P301+P330+P331; P303+P361+P353; P304+P340+P310; P305+P351+P338+P310; P335+P334; P363; P370+P378; P402+P404; P405; P501


RELATED PRODUCTS
B821Potassium tert-butoxide
K543Sodium tert-butoxide

Current as of April 2, 2020


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Not for human use.


CATEGORIES

 Reagents > Bases


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