7-Amino-3-chloromethyl-3-cephem-4-carboxylic Acid Diphenylmethyl Ester Hydrochloride - ≥97% , CAS No.79349-53-4

CAS: 79349-53-4 Cat. No.: A334288 Molecular Weight: 451.37 PubChem CID: 13239628
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
(6R,7R)-7-Amino-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid Diphenylmethyl Ester Hydrochloride
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
50mg
A334288-50mg
6

$29.90

$44.90
Save $15.00 (33.41%)
250mg
A334288-250mg
4

$111.90

$167.90
Save $56.00 (33.35%)
1g
A334288-1g
2

$276.90

$415.90
Save $139.00 (33.42%)
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at -20°C,Argon charged Ships Ice chest + Ice pads 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
(6R, 7R)-7-Amino-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid Diphenylmethyl Ester Hydrochloride
Specifications & Purity
≥97%
Storage
Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Pubchem Sid488198384
Canonical SmilesC1C(=C(N2C(S1)C(C2=O)N)C(=O)OC(C3=CC=CC=C3)C4=CC=CC=C4)CCl.Cl
IUPAC Namebenzhydryl (6R,7R)-7-amino-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate;hydrochloride
InChIKeyHDYOATPRFNMLSX-KYSFMIDTSA-N
INCHI1S/C21H19ClN2O3S.ClH/c22-11-15-12-28-20-16(23)19(25)24(20)17(15)21(26)27-18(13-7-3-1-4-8-13)14-9-5-2-6-10-14;/h1-10,16,18,20H,11-12,23H2;1H/t16-,20-;/m1./s1
Isomeric SMILES C1C(=C(N2[C@H](S1)[C@@H](C2=O)N)C(=O)OC(C3=CC=CC=C3)C4=CC=CC=C4)CCl.Cl
PubChem CID 13239628
Molecular Weight 451.37

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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 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
SubclassDiphenylmethanes
Intermediate Tree Nodes Not available
Direct ParentDiphenylmethanes
Alternative Parents Alpha amino acids and derivatives  Benzyloxycarbonyls  Cephems  1,3-thiazines  Tertiary carboxylic acid amides  Quaternary ammonium salts  Enoate esters  Azetidines  Thiohemiaminal derivatives  Azacyclic compounds  Monocarboxylic acids and derivatives  Dialkylthioethers  Hydrocarbon derivatives  Carbonyl compounds  Monoalkylamines  Organic chloride salts  Organic oxides  Organic zwitterions  Alkyl chlorides  Organochlorides  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Diphenylmethane - Alpha-amino acid or derivatives - Benzyloxycarbonyl - Cephem - Meta-thiazine - Quaternary ammonium salt - Tertiary carboxylic acid amide - Enoate ester - Alpha,beta-unsaturated carboxylic ester - Beta-lactam - Amino acid or derivatives - Carboxamide group - Lactam - Azetidine - Carboxylic acid ester - Hemithioaminal - Thioether - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Dialkylthioether - Organoheterocyclic compound - Azacycle - Organic nitrogen compound - Primary aliphatic amine - Organohalogen compound - Organochloride - Organonitrogen compound - Organooxygen compound - Primary amine - Organic zwitterion - Carbonyl group - Organic salt - Organic chloride salt - Hydrocarbon derivative - Organic oxide - Amine - Organic oxygen compound - Alkyl halide - Alkyl chloride - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as diphenylmethanes. These are compounds containing a diphenylmethane moiety, which consists of a methane wherein two hydrogen atoms are replaced by two phenyl groups.
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.

6 results found

Lot NumberCertificate TypeDateItem
E2316136Certificate of AnalysisFeb 05, 2026 A334288
E2316137Certificate of AnalysisFeb 05, 2026 A334288
E2316138Certificate of AnalysisFeb 05, 2026 A334288
E2316139Certificate of AnalysisFeb 05, 2026 A334288
E2316141Certificate of AnalysisFeb 05, 2026 A334288
E2316142Certificate of AnalysisFeb 05, 2026 A334288
Chemical and Physical Properties
Molecular Weight451.400 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count5
Rotatable Bond Count6
Exact Mass450.057 Da
Monoisotopic Mass450.057 Da
Topological Polar Surface Area97.900 Ų
Heavy Atom Count29
Formal Charge0
Complexity626.000
Isotope Atom Count0
Defined Atom Stereocenter Count2
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Solution Calculators
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