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Ponceau SX

BGC Id:950508783052
CAS No:4548-53-2
Synonyms:japan red no. 4 ; japan red 4 ; c red no. 4 ; red 4 ; purple4r ; 12101red ; 1-naphthalenesulfonicacid, 3-[(2,4-dimethyl-5-sulfophenyl)azo]-4-hydroxy-, disodium salt (9ci) ; japan red 504 ; redno.1 ; usacert red no. 4 ; food red1 ; fd& ; japan red no. 504 ; aka504 ; redno.4 ; hexacol ponceau sx ; edicolsupra ponceau sx ; c.i. 14700 ; food red 4 ; foodred4 ; red no. 504 ; d&cred4 ; d and c red no. 4 ; c.i. food red 1, disodium salt (8ci) ; fdc red 4 ; ponceau sx (6ci) ; fd and c red no. 4 ; 1306red ; 1306 red ; certicol ponceau sxs ; 1-naphthalenesulfonicacid, 3-[2-(2,4-dimethyl-5-sulfophenyl)diazenyl]-4-hydroxy-, sodium salt (1:2) ; 4rpurple ; red no. 1 ; c.i.food red 1 (7ci)
Molecular Formula:C18H16 N2 O7 S2 . 2 Na
Molecular Weight:480.44
EINECS:
Structural Formula

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The following 4 notable providers have been checked and can be recommended.
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Leap Chem
Molecular Formula: C18H14N2Na2O7S2 Molecular Weight: 480.42 WGKGermany: 3 HS Code: 32041200

The last intensive check and update was carried out on 2025/10/30.

Identify

Synonyms:
japan red no. 4 ; japan red 4 ; c red no. 4 ; red 4 ; purple4r ; 12101red ; 1-naphthalenesulfonicacid, 3-[(2,4-dimethyl-5-sulfophenyl)azo]-4-hydroxy-, disodium salt (9ci) ; japan red 504 ; redno.1 ; usacert red no. 4 ; food red1 ; fd& ; japan red no. 504 ; aka504 ; redno.4 ; hexacol ponceau sx ; edicolsupra ponceau sx ; c.i. 14700 ; food red 4 ; foodred4 ; red no. 504 ; d&cred4 ; d and c red no. 4 ; c.i. food red 1, disodium salt (8ci) ; fdc red 4 ; ponceau sx (6ci) ; fd and c red no. 4 ; 1306red ; 1306 red ; certicol ponceau sxs ; 1-naphthalenesulfonicacid, 3-[2-(2,4-dimethyl-5-sulfophenyl)diazenyl]-4-hydroxy-, sodium salt (1:2) ; 4rpurple ; red no. 1 ; c.i.food red 1 (7ci)
CAS:
4548-53-2
EINECS:
Molecular Formula:
C18H16 N2 O7 S2 . 2 Na
MDL:

Properties

Molecular Weight:
480.44 g·mol−1
download Download Molfile

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Safety Information

Hazard Classes:
Safety Codes:
22-24/25 (S)
RTECS:
QK2705000





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