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Identify Suppliers 2025 Properties Safty

Spiro[3H-2,1-benzoxathiole-3,9'-[9H]xanthene]-3',4',5',6'-tetrol 1,1-dioxide

BGC Id:	896424506711
CAS No:	32638-88-3
Synonyms:	pyrogallolum ; pyrogallolredgr ; pyrogallol red,98%,pure ; pyrogallic acid ; pyrogallol red-lactone ; pyrogallic acid red ; pyrogallolsulfonphalein ; pyrogallosulfonphthalein ; 1,2,3-benzenetriol red ; pyrogallol red
Molecular Formula:	C19H12O8S
Molecular Weight:	400.36
EINECS:	251-134-3

2025 - The most valued supplier

The following notable provider has been checked and can be recommended.

BuGuCh & Partners

Тип компании: Producer

страна: Germany

We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production site ...

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What other providers are available for CAS 32638-88-3?

The last intensive check and update was carried out on 2025/05/30.

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Synonyms:

pyrogallolum ; pyrogallolredgr ; pyrogallol red,98%,pure ; pyrogallic acid ; pyrogallol red-lactone ; pyrogallic acid red ; pyrogallolsulfonphalein ; pyrogallosulfonphthalein ; 1,2,3-benzenetriol red ; pyrogallol red

CAS:

32638-88-3

EINECS:

251-134-3

Molecular Formula:

C19H12O8S

MDL:

MFCD00005046

Properties

Molecular Weight:

400.36 g·mol−1

Density:

1.082 g/mL at 20 °C

Melting point:

133-134 °C(lit.)

Boiling point:

309 °C(lit.)

Physical Description:

dark brown powder

Safety Information

Hazard Symbols: Xn, Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

20/21/22-52/53-68-36/37/38 (R)

Safety Codes:

36/37-61-24/25-22-36-26 (S)

WGK Germany:

RID / ADR:

UN 2811 6.1 / PG 3

RTECS:

UX2800000

What other providers are available for CAS 32638-88-3?

In addition to the providers presented here for Spiro[3H-2,1-benzoxathiole-3,9'-[9H]xanthene]-3',4',5',6'-tetrol 1,1-dioxide with the CAS number 32638-88-3, there are other 22 providers with slightly different product names available for this CAS number.

Pyrogallol Red

Dayang Chem (Hangzhou) Co.,Ltd. | Leap Chem Co., Ltd | Skyrun Industrial Co., Ltd. +15 additional providers that we know from the past

Pyrogallol sulfonphthalein

+2 additional providers that we know from the past

Pyrogallolsulfonephthalein

Pyrogallol red indicator for metal titration