Additions and Corrections-On the Addition of Allytrimethylsilane to

James B. Ellern. The Myth of Saturated Aqueous Sodium. Chloride Solution (Brine) for Drying Organic Solutions. Page 3569. 12th line of third paragraph...
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5428 J. Org. Chem., Vol. 47, No. 27, 1982

Additions and Corrections

James B. Ellern. The Myth of Saturated Aqueous Sodium Chloride Solution (Brine) for Drying Organic Solutions.

Flgure 2.

l

~

~

~

~

~

i 206+28=208 - 3 ~ ~

-

Ql

kdlD { = 3 2.'

]

08 -

Page 3569. 12th line of third paragraph "... is 0.75."

1033,'

(11:)

172s)

127-1

A d

MC,$lD

iOSlMC3

p

I

L 321+H=322 ( 3 7%)

2

y206+2H=208 fi--(172)

M = 525 (3 3;) 230, C k H + 0 2 ( S , M e l ) : 187, C,H,O,AcSiMe,

_i / -z

_rrlz-

(100'.) ( 3 72)

c 291tH=292 ( 3 5%)

3, M = 525 (6 0") -21: 230 (10Goe) m/r 187 (46%)

Samuel Danishefsky* and James F. Kerwin, Jr.. On the Addition of Allyltrimethylsilane to Glycal Acetates. Page 3804. Column 2. Structures 9 and 10 are drawn incorrectly. Correct representations are shown below.

103 (100 I-'

,

103 d ' (85%)

'

I

L 409iH.410

379tH.380

(4 0 4 )

(4 7%)

L 4 2 5 (3.2;)

5, M = 613 ( 3 8 % ) -mlz 230 ( 4 8 % )

4, M = 613 (33%) -m/z - _ 230 (72;) 187 (11:)

__

I?

!P

Fir 187 (73X)

Figure 4. HtJAc

Eric Jan Leopold. Vacuum Dry Column Chromatography. (+H+SiMe3=226 ( 2 9 % )

7, M = 501 ( 2 . 9 : )

Page 4592, fmt paragraph. The fmt sentence was inadvertently printed incorrectly. It should read as follows: "Today's organic chemist is faced with a variety of techniques for purifying mixtures on a large or small scale."