Acetaminophen Dimer - ≥95% , CAS No.98966-14-4

CAS: 98966-14-4 Cat. No.: A353915 Molecular Weight: 300.31
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
N,N'-(6,6'-Dihydroxy(1,1'-biphenyl)-3,3'-diyl)bisacetamide | Acetamide, N,N'-(6,6'-dihydroxy[1,1'-biphenyl]-3,3'-diyl)bis- | AcetaminophenDimer-d6 | n,n'-(6,6'-dihydroxybiphenyl-3,3'-diyl)diacetamide | UNII-3UMW7AU2LD | 3UMW7AU2LD | Acetamide, N,N'-(6,6'-
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5mg
A353915-5mg
2

$158.90

$205.90
Save $47.00 (22.83%)
25mg
A353915-25mg
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.

$529.90

$686.90
Save $157.00 (22.86%)
100mg
A353915-100mg
2

$1,694.90

$2,197.90
Save $503.00 (22.89%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
N, N'-(6, 6'-Dihydroxy(1, 1'-biphenyl)-3, 3'-diyl)bisacetamide | Acetamide, N, N'-(6, 6'-dihydroxy[1, 1'-biphenyl]-3, 3'-diyl)bis- | AcetaminophenDimer-d6 | n, n'-(6, 6'-dihydroxybiphenyl-3, 3'-diyl)diacetamide | UNII-3UMW7AU2LD | 3UMW7AU2LD | Acetamide, N, N'-(6, 6'-
Specifications & Purity
≥95%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥95%
Names and Identifiers
Pubchem Sid488187807
Canonical SmilesCC(=O)NC1=CC(=C(C=C1)O)C2=C(C=CC(=C2)NC(=O)C)O
IUPAC NameN-[3-(5-acetamido-2-hydroxyphenyl)-4-hydroxyphenyl]acetamide
InChIKeyPHJCCQZHFLRCAA-UHFFFAOYSA-N
INCHI1S/C16H16N2O4/c1-9(19)17-11-3-5-15(21)13(7-11)14-8-12(18-10(2)20)4-6-16(14)22/h3-8,21-22H,1-2H3,(H,17,19)(H,18,20)
Isomeric SMILES CC(=O)NC1=CC(=C(C=C1)O)C2=C(C=CC(=C2)NC(=O)C)O
Molecular Weight 300.31
Reaxy-Rn 2891215
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2891215&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBiphenyls and derivatives
Intermediate Tree Nodes Not available
Direct ParentBiphenyls and derivatives
Alternative Parents Acetanilides  N-acetylarylamines  1-hydroxy-2-unsubstituted benzenoids  Acetamides  Secondary carboxylic acid amides  Organopnictogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Biphenyl - Acetanilide - Anilide - N-acetylarylamine - N-arylamide - Phenol - 1-hydroxy-2-unsubstituted benzenoid - Acetamide - Secondary carboxylic acid amide - Carboxamide group - Carboxylic acid derivative - Organic oxide - Hydrocarbon derivative - Organic oxygen compound - Organic nitrogen compound - Organooxygen compound - Organonitrogen compound - Carbonyl group - Organopnictogen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as biphenyls and derivatives. These are organic compounds containing to benzene rings linked together by a C-C bond.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

8 results found

Lot NumberCertificate TypeDateItem
D23131003Certificate of AnalysisJan 21, 2026 A353915
D2313904Certificate of AnalysisJan 21, 2026 A353915
D2313909Certificate of AnalysisJan 21, 2026 A353915
D2313985Certificate of AnalysisJan 21, 2026 A353915
L2209061Certificate of AnalysisSep 09, 2025 A353915
L2209062Certificate of AnalysisSep 09, 2025 A353915
D2313906Certificate of AnalysisNov 19, 2022 A353915
L2209072Certificate of AnalysisOct 31, 2022 A353915
Chemical and Physical Properties
SolubilityDMSO (Slightly), Methanol (Slightly);
Melt Point(°C)164-166° C
Molecular Weight300.310 g/mol
XLogP31.200
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count4
Rotatable Bond Count3
Exact Mass300.111 Da
Monoisotopic Mass300.111 Da
Topological Polar Surface Area98.700 Ų
Heavy Atom Count22
Formal Charge0
Complexity377.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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