Pyrogallol sulfonphthalein|Pyrogallol red;3172-49-4;Pyrogallolsulfonephthalein;Spiro[3H-2,1-benzoxathiole-3,9'-[9H]xanthene]- 3',4',5',6'-tetrol,1,1-dioxide;yl)-;2-(4,5,6-trihydroxy-3-oxo-xanthen-9-yl)benzenesulfonate;Benzenesulfonic acid, 2-(4,5,6-trihydroxy-3-oxo-3H-xanthen-9-yl)-;Spiro(3H-2,1-benzoxathiole-3,9-(9H)xanthene)-3,4,5,6-tetrol, 1,1-dioxide; CAS:#32638-88-3

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Product Name: Pyrogallol sulfonphthalein
Synonyms: Pyrogallol red;3172-49-4;Pyrogallolsulfonephthalein;Spiro[3H-2,1-benzoxathiole-3,9'-[9H]xanthene]- 3',4',5',6'-tetrol,1,1-dioxide;yl)-;2-(4,5,6-trihydroxy-3-oxo-xanthen-9-yl)benzenesulfonate;Benzenesulfonic acid, 2-(4,5,6-trihydroxy-3-oxo-3H-xanthen-9-yl)-;Spiro(3H-2,1-benzoxathiole-3,9-(9H)xanthene)-3,4,5,6-tetrol, 1,1-dioxide;
CAS No.: 32638-88-3
Molecular Formula: C₁₉H₁₂O₈S
Molecular Weight : 400.3588
Specification :
Place of Origin:
Appearance :

MSDS Download
CAS Number:
32638-88-3
Name:
Pyrogallol sulfonphthalein
Formula:
C₁₉H₁₂O₈S
Molecular Structure:
Synonyms:
Pyrogallol red;3172-49-4;Pyrogallolsulfonephthalein;Spiro[3H-2,1-benzoxathiole-3,9'-[9H]xanthene]- 3',4',5',6'-tetrol,1,1-dioxide;yl)-;2-(4,5,6-trihydroxy-3-oxo-xanthen-9-yl)benzenesulfonate;Benzenesulfonic acid, 2-(4,5,6-trihydroxy-3-oxo-3H-xanthen-9-yl)-;Spiro(3H-2,1-benzoxathiole-3,9-(9H)xanthene)-3,4,5,6-tetrol, 1,1-dioxide;
Molecular Weight:
400.3588
EINECS:
251-134-3
Density:
1.082 g/mL at 20 ¡ãC
Melting Point:
133-134 ¡ãC(lit.)
Boiling Point:
686.1 ¡ãC at 760 mmHg
Flash Point:
368.8 ¡ãC
Appearance:
dark brown powder
Hazard Symbols:
Xn
Risk Codes:
20/21/22-52/53-68
Safety:
36/37-61Details
Transport Information:
UN 2811 6.1/PG 3
Deleted CAS:
116239-00-0|3172-49-4