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4-(1,1,2-trimethyl-1H-benzo(e)indol-3-ium-3-yl) butane-1-sulfonate

4-(1,1,2-trimethyl-1H-benzo[e]indol-3-ium-3-yl)butane-1-sulfonate Chemical Structure

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4-(1,1,2-trimethyl-1H-benzo[e]indol-3-ium-3-yl)butane-1-sulfonate is a reactant used in the preparation of Indocyanine Green and  liposomally formulated indocyanine green (LP-ICG) derivatives for near infrared fluorescence imaging of lymph nodes.

Macsen Laboratories is the leading manufacturer and supplier of 4-(1,1,2-trimethyl-1H-benzo[e]indol-3-ium-3-yl)butane-1-sulfonate with ISO certification.
Name of Product 4-(1,1,2-trimethyl-1H-benzo[e]indol-3-ium-3-yl)butane-1-sulfonate
IUPAC Name 4-(1,1,2-trimethylbenzo[e]indol-3-ium-3-yl)butane-1-sulfonate
Synonyms 1,1,2-Trimethyl-3-(4-sulphonatobutyl)-1H-benz(e)indolium; 1,1,2-Trimethyl-3-(4-sulphonatobutyl)-1H-benz[e]indolium inner salt; 1H-Benz[e]indolium, 1,1,2-trimethyl-3-(4-sulfobutyl)-, inner salt
CAS No 63149-24-6
Molecular Formula C19H23NO3S
Molecular weight 345.5 gm/mol
Pubchem CID 113092
Pubchem SID 469688490

Chemical Properties

SR. No Criteria Limit/Specification
1 Appearance (Form) Solid
2 Appearance (Colour) Pale Beige to Light Purple
3 Melting Point 245-258° C
4 Storage Store at room temperature
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