Sulfuric Acid → 4-(2-Bromoethyl)naphthalenesulfonic acid

HRID 418886Notes

Reaction equation

HRID 418886 reaction equation
[Br:1][CH2:2][CH2:3][C:4]1[C:13]2[C:8](=[CH:9][CH:10]=[CH:11][CH:12]=2)[CH:7]=[CH:6][CH:5]=1.[S:14](=O)(=[O:17])([OH:16])[OH:15]>>[Br:1][CH2:2][CH2:3][C:4]1[C:13]2[C:8](=[CH:9][CH:10]=[CH:11][CH:12]=2)[C:7]([S:14]([OH:17])(=[O:16])=[O:15])=[CH:6][CH:5]=1

Participants

3

Reactant 2

HCID 1118Sulfuric AcidHCID 1395411-(2-Bromoethyl)naphthalene

Product 1

HCID 866126914-(2-Bromoethyl)naphthalenesulfonic acid

Conditions

Temperature
0 °C

Procedure

1-(2-bromoethyl)naphthalene (120 g) was stirred in an ice bath while fuming sulfuric acid (50 g) was slowly added dropwise. After the dropwise addition, the mixture was stirred at 0° C. for 24 hours, whereby 4-(2-bromoethyl)naphthalenesulfonic acid was obtained.

Workup

  1. additionwas slowly added dropwise
  2. additionAfter the dropwise addition

Sources & evidence

ORD record
ord-b914dedb664041229229d07574173634
Source dataset
uspto-grants-2012_01
Patent number
US08093342B2

Reaction notes

Loading…