Pyrogallol Red

• CAS: 32638-88-3
• Catalog Number: ACM32638883
• Category: Main Products
• Molecular Weight: 400.36
• Molecular Formula: C19H12O8S
• Description: Alfa Chemistry offers Pyrogallol Red products for various research purposes. Please contact us by email if you do not find the specification you are looking for on this page.
• Synonyms: Pyrogallolsulfonephthalein
• IUPAC Name: 1,1-dioxospiro[2,1ж╦6-benzoxathiole-3,9'-xanthene]-3',4',5',6'-tetrol
• Canonical SMILES: C1=CC=C2C(=C1)C3(C4=C(C(=C(C=C4)O)O)OC5=C3C=CC(=C5O)O)OS2(=O)=O
• InChI: InChI=1S/C19H12O8S/c20-12-7-5-10-17(15(12)22)26-18-11(6-8-13(21)16(18)23)19(10)9-3-1-2-4-14(9)28(24,25)27-19/h1-8,20-23H
• InChI Key: KUQNCHZOCSYKOR-UHFFFAOYSA-N
• Melting Point: ≥300 °C (lit.)
• Appearance: Dark red to Brown powder to crystal
• Application: Applications of xanthene dyes involve optical materials and organic dyes for medical diagnosis research. Several characteristic features of xanthene dyes are large absorption and luminescence, excellent light resistance, low toxicity in-vivo, and relatively high solubility in water.
• Absorbance: (E1%1cm) min. 850(pH 8.0 buffer sol., 539.0 to 543.0 nm)
• Absorption Wavelength: (max.) 541(pH 8.0 buffer sol.) nm
• Complexity: 690
• Condition To Avoid: Hygroscopic
• Covalently-Bonded Unit Count: 1
• EC Number: 251-134-3
• Exact Mass: 400.025289g/mol
• Features And Benefits: Both cationic and anionic xanthene dyes are known to be efficient fluorescent dyes. Functional groups on the xanthene moiety control their fluorescent colors.
• Formal Charge: 0
• H-Bond Acceptor: 8
• H-Bond Donor: 4
• Heavy Atom Count: 28
• MDL Number: MFCD00005046
• Monoisotopic Mass: 400.025289g/mol
• Physical State: (20 deg.C) Solid
• Rotatable Bond Count: 0
• Storage Conditions: Store under inert gas
• XLogP3: 2.1

Custom Q&A

What is the molecular formula of Pyrogallol Red?

The molecular formula of Pyrogallol Red is C19H12O8S.

What are the synonyms of Pyrogallol Red?

The synonyms of Pyrogallol Red are Pyrogallolsulfonephthalein and 3',4',5',6'-Tetrahydroxyspiro[benzo[c][1,2]oxathiole-3,9'-xanthene] 1,1-dioxide.

What is the molecular weight of Pyrogallol Red?

The molecular weight of Pyrogallol Red is 400.4 g/mol.

When was Pyrogallol Red created?

Pyrogallol Red was created on August 8, 2005.

What is the IUPAC name of Pyrogallol Red?

The IUPAC name of Pyrogallol Red is 1,1-dioxospiro[2,1λ6-benzoxathiole-3,9'-xanthene]-3',4',5',6'-tetrol.

What is the InChI code of Pyrogallol Red?

The InChI code of Pyrogallol Red is InChI=1S/C19H12O8S/c20-12-7-5-10-17(15(12)22)26-18-11(6-8-13(21)16(18)23)19(10)9-3-1-2-4-14(9)28(24,25)27-19/h1-8,20-23H.

What is the InChIKey of Pyrogallol Red?

The InChIKey of Pyrogallol Red is KUQNCHZOCSYKOR-UHFFFAOYSA-N.

What is the CAS number of Pyrogallol Red?

The CAS number of Pyrogallol Red is 32638-88-3.

What is the hydrogen bond donor count of Pyrogallol Red?

The hydrogen bond donor count of Pyrogallol Red is 4.

What is the heavy atom count of Pyrogallol Red?

The heavy atom count of Pyrogallol Red is 28.