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Synthetic, Protecting & Derivatization Reagents

Xylenol Orange

Available on request

Buy Xylenol Orange (CAS 1611-35-4) from Zemixal: C31H32N2O13S, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-045094.

Pack sizes
Xylenol Orange chemical structure
CAS number1611-35-4
FormulaC31H32N2O13S
Molar mass672.7 g/mol
InChIKeyORZHVTYKPFFVMG-UHFFFAOYSA-N
IUPAC name2-[[5-[3-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-5-methylphenyl]-1,1-dioxo-2,1lambda6-benzoxathiol-3-yl]-2-hydroxy-3-methylphenyl]methyl-(carboxymethyl)amino]acetic acid

About Xylenol Orange

Xylenol Orange sits in our synthetic, Protecting & Derivatization Reagents section and ships worldwide from stock or short lead time. For your records, the material is defined by CAS 1611-35-4, formula C31H32N2O13S and molar mass 672.7 g/mol.

Use cases we see most often

  • Organic synthesis
  • Reaction development
  • Medicinal chemistry

Safe handling

Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.

Standard pack sizes are 100 mg, 250 mg, 1 g and 5 g, and custom quantities are quoted on request. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Organic synthesis
  • Reaction development
  • Medicinal chemistry

Applications

Specifications and identifiers

Specifications of Xylenol Orange
Product nameXylenol Orange
Catalogue numberZX-045094
CAS number1611-35-4
IUPAC name2-[[5-[3-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-5-methylphenyl]-1,1-dioxo-2,1lambda6-benzoxathiol-3-yl]-2-hydroxy-3-methylphenyl]methyl-(carboxymethyl)amino]acetic acid
Molecular formulaC31H32N2O13S
Molar mass672.7 g/mol
Exact mass672.1625
XLogP3-2.8
H-bond donors / acceptors6 / 15
Topological polar surface area248 Ų
InChIKeyORZHVTYKPFFVMG-UHFFFAOYSA-N
SMILESCC1=CC(=CC(=C1O)CN(CC(=O)O)CC(=O)O)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4)C)O)CN(CC(=O)O)CC(=O)O
PubChem CID73041
Synonymsm-Cresolphthalexon S, o-Cresolphthalexon S, cresol phthalexon s, 3,3'-Bis(N,N-di-(carboxymethyl)aminomethyl)cresolsulfonephthalein, S,Sdioxide, mCresolphthalexon S, oCresolphthalexon S, S,Sdioxide (8CI), 3,3'Bis(N,Ndi(carboxymethyl)aminomethyl)cresolsulfonephthalein, Xylenol Orange disodium salt, Xylenol Orange tetrasodium salt, Xylenol orange, indicator

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Xylenol Orange
100 mgQuoted on request
250 mgQuoted on request
1 gQuoted on request
5 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Xylenol Orange

Which CAS number identifies Xylenol Orange?
Xylenol Orange is registered under CAS 1611-35-4. You may also see it listed as m-Cresolphthalexon S, o-Cresolphthalexon S, cresol phthalexon s. Our catalogue number for this item is ZX-045094.
What are the formula and molar mass of Xylenol Orange?
For Xylenol Orange, its formula is C31H32N2O13S and its molar mass is 672.7 g/mol. InChIKey ORZHVTYKPFFVMG-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Xylenol Orange?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 100 mg, 250 mg, 1 g, 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Xylenol Orange?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Xylenol Orange to my country?
Yes. Because Xylenol Orange is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.
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CAS
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Formula
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MW
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ZX-045658

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