4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6,… 29471-17-8

Name: 4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 99%
Brand: Vaqora Chemicals
SKU: VQ-000310

About 4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 99%

Vaqora Chemicals supplies 4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, an indicator registered under CAS number 29471-17-8, specified at 99% purity. Formula C28H40O6, molecular weight 472.6 g/mol. Systematically, it is named 11,24-ditert-butyl-2,5,8,15,18,21-hexaoxatricyclo[20.4.0.09,14]hexacosa-1(22),9(14),10,12,23,25-hexaene. Common synonyms include 4',4''(5'')-di-t-butyldibenzo-18-crown-6.

It is supplied as a white to off-white to beige to brown powder. Reported physical data include a melting point of 112-116 °C. Its solubility is described as insoluble in water. Recommended storage is at room temperature in a dry place, with the container kept tightly sealed. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

It is commonly used for titration end-point detection, pH determination and analytical testing. It is used across academic and industrial research.

Standard pack sizes are 1 g and 25 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Titration end-point detection
pH determination
Analytical testing

Industries

Specifications & identifiers

Chemical identifiers
Product name	4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 99%
Catalogue No.	VQ-000310
CAS Number	29471-17-8
IUPAC name	11,24-ditert-butyl-2,5,8,15,18,21-hexaoxatricyclo[20.4.0.09,14]hexacosa-1(22),9(14),10,12,23,25-hexaene
Molecular formula	C₂₈H₄₀O₆
Molecular weight	472.6 g/mol
Exact mass	472.2825
Purity / assay	99%
HSN code	29420090
InChIKey	ODEWVZWKIFSVMI-UHFFFAOYSA-N
SMILES	CC(C)(C)C1=CC2=C(C=C1)OCCOCCOC3=C(C=CC(=C3)C(C)(C)C)OCCOCCO2
PubChem CID	169043

Physical properties
Physical form	Powder
Appearance	White to off-white to beige to brown powder
Melting point	112-116 °C
Solubility	Insoluble in water
LogP (XLogP3)	5.7
H-bond donors / acceptors	0 / 6
TPSA	55.4 Å²
Storage	Room temperature

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

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 is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 29471-17-8

4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 95%

CAS: 29471-17-8
Formula: C₂₈H₄₀O₆
MW: 472.6 g/mol

VQ-000309

Frequently asked questions

What is the CAS number of 4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 99%?

The CAS Registry Number of 4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 99% is 29471-17-8. It is also known as 4',4''(5'')-di-t-butyldibenzo-18-crown-6.

What is the molecular formula and molecular weight of 4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 99%?

4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 99% has the molecular formula C28H40O6 and a molecular weight of 472.6 g/mol. Its IUPAC name is 11,24-ditert-butyl-2,5,8,15,18,21-hexaoxatricyclo[20.4.0.09,14]hexacosa-1(22),9(14),10,12,23,25-hexaene.

Which grade and pack sizes of 4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 99% can I order?

We supply 4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 99% in (99%) grade, in 1 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 99%?

Yes. Every lot of 4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 99% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 99% be shipped internationally?

Yes. 4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 99% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

How should 4′,4′′(5′′)-Di-tert-butyldibenzo-18-crown-6, 99% be stored?

Room temperature. Keep the container tightly closed and refer to the SDS for full handling guidance.