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Home › Product Catalog › 6-ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline

6-ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline

CAS 91-53-2C14H19NOMW 217.31

6-ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline (CAS registry number 91-53-2) is supplied as a chemical raw material for formulation and synthesis work. The molecular formula is C14H19NO, giving a molecular weight of 217.31 g/mol. This is a organic compound of 14 carbon with 2 heteroatoms, predominantly aliphatic; of medium-to-high molecular weight. Documents are issued per shipment rather than per catalogue entry: each batch is accompanied by a Certificate of Analysis, and safety data sheets, technical datasheets and third-party test reports are supplied on request for export documentation.

Product Overview

CAS Number91-53-2
Molecular FormulaC14H19NO
Molecular Weight217.31
Melting PointApproximately 0 °C
Boiling Point253 to 257 °F at 2 mmHg (NTP, 1992)
LogP3.1
Purityper batch COA (not published)
Packagingper order / batch confirmation (not published)
ApplicationsOrganic Chemicals
CategoryOrganic Chemicals

Applications

Organic Chemicals

Recorded applications for this entry: Organic Chemicals. Where your formulation differs, the relevant point to check is not the use category but the impurity profile — tell us the end use and we will map it to the specification.

For export enquiries, include the destination country and the intended application in your message. This lets us confirm whether the grade needs any additional documentation beyond the standard per-batch COA, and whether the packing suits the planned transport mode.

Packaging & Storage

Packagingper order / batch confirmation (not published)
Purityper batch COA (not published)
StorageSealed, cool and dry place
ShippingStandard chemical transport
SampleAvailable on request
Lead TimeIn stock / per order

Packing is per order / batch confirmation (not published) and purity is per batch COA (not published). Both are agreed at order stage; for export movements the packing is chosen with the transport mode and destination in mind, and drum, bag or repacked formats are all available. Storage: sealed, in a cool and dry place, away from direct sunlight.

Each shipment is accompanied by a batch Certificate of Analysis. For cross-border orders, MSDS, technical datasheets and third-party test reports can be issued to match your documentation set; declare the destination country when you enquire so the paperwork matches on arrival. Contact: info@591daili.com · +86-18553102138.

Quality & Documentation

COA (Certificate of Analysis) is provided with every batch. MSDS/technical data sheets and third-party test reports are available on request. Purity and packaging are subject to batch COA and order confirmation.

Molecular Character — Selection Notes

What the structure means for your process

From a process-selection standpoint, This product is an aliphatic organic carrying 1 oxygen, 1 nitrogen, and leans lipophilic, preferring the organic phase. defines where this material fits and where it does not. Three points deserve checking before purchase: structural type, which sets the reactive sites and compatibility; polarity class, which dictates the solvent system; and molecular-weight range, which governs dosage and dispersion feasibility.

For this product specifically: the saturated aliphatic backbone is stable at ambient conditions, so oxidation risk comes mainly from oxygen, peroxides or trace transition metals introduced in processing rather than from the skeleton itself. If oxidisable components are also present, evaluate the order of addition during storage.

How it behaves in your formulation

Lipophilic character means it prefers the oil phase. In a predominantly aqueous formulation it will form discrete droplets and reduce stability, so emulsification or pre-dissolution in a compatible solvent is normally required. Confirm this at trial stage — creaming in the finished product is far harder to trace back.

At 200~320 g/mol the molecule carries both functional groups and enough bulk to contribute film formation, thickening, opacity or release control. Grades in this band often need adjusting for the specific use, so stating your application when enquiring is more effective than asking for a generic grade.

Storage, handling and documents

A few points on receipt and storage. pre-dissolve lipophilic material in a compatible solvent before introducing it to the aqueous phase; specific handling and PPE follow the MSDS issued with the batch.. For inbound or outbound shipments, confirm packing group and transport classification in advance to avoid demurrage caused by documentation mismatch.

On documentation: the batch COA travels with every shipment; MSDS, technical datasheets and third-party test reports can be issued on request. If your quality system requires supplier qualification documents — business licence, production permit, management-system certificates — state the destination country and the document list when you enquire, and we will assemble the set at once.

Technical Profile

6-ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline is a carbon-based organic compound with CAS registry number 91-53-2 and molecular formula C14H19NO (molecular weight 217.31), belonging to the organic chemicals segment of chemical raw materials.

This entry belongs to the organic chemicals range, where the material is normally supplied against a stated grade rather than blended to a formula. Where a buyer works to a published standard, the useful conversation is about which data the grade is qualified against and how deviations are handled, rather than about the use category itself.

Jinan Shenghe Chemical Co., Ltd. supplies 6-ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline with stable inventory and provides a Certificate of Analysis (COA) with each batch; custom repacking is available per process requirement.

CAS number: 91-53-2 — searchable in PubChem for physicochemical, safety and regulatory data.

Its molecular formula C14H19NO comprises 14 C, 19 H, 1 N, 1 O atoms.

Also known as: 6-ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline

Category: organic chemicals

Within the organic chemicals segment, the technical questions differ from other categories. Buyers here are usually working to a specification or a standard rather than to a general description, so the useful conversation covers impurity profile, particle size or assay method, and which data the grade is qualified against.

For qualification work, we can supply a sample batch with full documentation so that incoming QC has something concrete to compare against. Mentioning the destination country at enquiry stage also lets us match the paperwork set to your import requirements.

Purity available is per batch COA (not published), with packing per order / batch confirmation (not published). Neither value is asserted in advance: every batch ships with a Certificate of Analysis carrying the measured results, so incoming QC compares against real data rather than a catalogue claim. MSDS, technical datasheets and third-party test reports can be issued for qualification purposes — state the standard you qualify against when you enquire.

Supplier: Jinan Shenghe Chemical Co., Ltd.. For export orders, state the destination country, the transport mode and the document set you need when you enquire — packing, paperwork and quotation terms all follow from those three. Samples can be arranged for qualification, and lead time depends on stock and order size rather than on a fixed promise.

Email: info@591daili.com · Tel/WhatsApp: +86-18553102138

Frequently Asked Questions

What is the CAS number of 6-ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline?

The CAS number of 6-ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline is 91-53-2.

What purity and packaging are available?

Typical purity is per batch COA (not published), supplied in per order / batch confirmation (not published), with COA provided.

What are the applications of 6-ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline?

Main applications include Organic Chemicals.

What quality documents are provided?

Each batch ships with a Certificate of Analysis (COA). MSDS and other technical documents are available on request.

How should 6-ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline be stored and handled?

Store sealed in a cool, dry place. Handling and PPE follow the MSDS supplied with the batch; general chemical-handling precautions are recommended.

Can I request a sample?

Samples are available on request. Please contact us at info@591daili.com or via WhatsApp for details.

How do I buy 6-ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline or get a quote?

Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..

PubChem Public Data

Independent reference data for 6-ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline (CAS 91-53-2), compiled from public chemistry databases. It is reproduced here so that a qualification decision does not depend on a single source: if your incoming specification and these values disagree, the difference is usually a measurement basis rather than an error. We would rather you saw the same reference figures we do. Values that vary by batch — assay, moisture, particle size, packaging, shelf life — are deliberately excluded and issued on the batch COA instead.

Description

Ethoxyquin powder · CAS 91-53-2 · C14H19NO. UNII 9T1410R4OR. Boiling Point: 253 to 257 °F at 2 mmHg (NTP, 1992); Boiling Point: 123-125 °C AT 2 MM HG; Melting Point: Approximately 0 °C.

Identification

CAS Registry Number91-53-2
PubChem CID3293
Molecular formulaC14H19NO
IUPAC name6-ethoxy-2,2,4-trimethyl-1H-quinoline
UNII (FDA)9T1410R4OR

Computed Descriptors

Molecular Weight217.31
XLogP33.1
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count2
Exact Mass217.146664230
Monoisotopic Mass217.146664230
Topological Polar Surface Area21.3
Heavy Atom Count16

Physical & Chemical Properties

Boiling Point253 to 257 °F at 2 mmHg (NTP, 1992)
Boiling Point123-125 °C AT 2 MM HG
Melting PointApproximately 0 °C
Flash Point225 °F (NTP, 1992)
Density1.029-1.031 AT 25 °C/25 °C
Vapor Density7.48 (AIR= 1)
Vapor Pressure0.000132 [mmHg]
Ionization Efficiency3.76
Ionization Efficiency2.7
Ionization EfficiencyMeCN (80%)

Physical description & handling notes

  • Ethoxyquin is a clear light yellow to dark brown viscous liquid. Discolors and stains badly. Mercaptan-like odor. (NTP, 1992)
  • Yellow liquid; [Merck Index] Light yellow to dark brown viscous liquid with an odor like mercaptans; Darkened by light and air; [CAMEO] Formulated as an emulsifiable concentrate and an impregnated wrap; [Reference #2] Dark brown liquid; [Aldrich MSDS]
  • YELLOW LIQUID
  • less than 32 °F (NTP, 1992)
  • less than 1 mg/mL at 68 °F (NTP, 1992)
  • 1.029 to 1.031 at 77 °F (NTP, 1992)

Regulatory Status

Regulatory & Food ContactFDA Substance added to food: ANTIOXIDANT
FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS

GHS Hazard Classification

Reported hazard statementsH302, H411 (36.9%), H317, H320, H370, H372

H302: Harmful if swallowed [Warning Acute toxicity, oral]

P264, P270, P301+P317, P330, and P501 (click each P-code to see the statement)

Documented Uses

  • Used as an additive to animal feed; [Kanerva, p. 1793] Used as an antioxidant for food and feed and as anti-degradation agent for rubber; [Merck Index] Also used as a post-harvest dip for apples and pears; [ChemIDplus] Registered in the US as an antioxidant for the control of post-harvest scald (browning) in pears; Also registered with the FDA as a preservative for animal feed, dehydrated crops, sorghum, and for color preservation in chili powder, paprika, and ground chili; [Reference #2]
  • Farming (Feed Additives) [Category: Industry]
  • ANTIOXIDANT IN FEED & FOOD; ANTIDEGRADATION AGENT FOR RUBBER
  • Antioxidant, used as post-harvest fruit-drop to prevent common scald of apples & pears in storge; Formerly added to poultry feeds & forage crops
  • For more Uses (Complete) data for ETHOXYQUIN (11 total), please visit the HSDB record page.
  • Pharmaceuticals -> Animal Drugs -> Approved in Taiwan

Synonyms

ethoxyquin; 91-53-2; 6-Ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline; Santoquin; Ethoxyquine; Antioxidant EC; Stop-Scald; Nix-Scald; Santoquine; Niflex; Santoflex A; Santoflex AW; Dawe's nutrigard; Nocrack AW; Quinol ED; Aries Antox

Frequently Asked Questions

What are the CAS number and molecular formula of Ethoxyquin powder?

CAS 91-53-2; molecular formula C14H19NO; molecular weight — g/mol.

What other names is Ethoxyquin powder known by?

ethoxyquin, 91-53-2, 6-Ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline, Santoquin, Ethoxyquine, Antioxidant EC.

What is the regulatory status of Ethoxyquin powder?

Documented regulatory listings: FDA Substance added to food: ANTIOXIDANT; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS.

Is Ethoxyquin powder classified as hazardous?

Hazard statements reported: H302, H411, H317, H320, H370.

What are the key physical properties of Ethoxyquin powder?

Boiling Point: 253 to 257 °F at 2 mmHg (NTP, 1992); Boiling Point: 123-125 °C AT 2 MM HG; Melting Point: Approximately 0 °C; Flash Point: 225 °F (NTP, 1992).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.

Email us for price, COA and specification

Source: public chemistry databases (PubChem / Wikidata) and the cited literature. Batch-dependent values are issued on the accompanying COA.

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Supplier: Jinan Shenghe Chemical Co., Ltd.

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