Tri-p-tolyl Phosphite - ≥95% , CAS No.620-42-8

CAS: 620-42-8 Cat. No.: T304174 Molecular Weight: 352.37 EC Number: 210-639-9 PubChem CID: 12106
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
DTXSID1060718 | NSC 4054 | tris(p-tolyl)phosphite | EINECS 210-639-9 | Tritolyl phosphite | PHOSPHOROUSACIDTRIS(4-METHYLPHENYL)ESTER | MFCD00041909 | Phosphorous acid, tri-p-tolyl ester | 3YVP05131V | UNII-3YVP05131V | Phosphorous Acid Tri-p-tolyl Ester |
Storage
Room temperature,Argon charged
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25g
T304174-25g
2
$85.90
100g
T304174-100g
1

$237.90

$276.90
Save $39.00 (14.08%)
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Why this grade

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

🌡

Storage & shipping

Room temperature,Argon charged Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

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

📚

Literature proof

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

Specifications

Synonyms
DTXSID1060718 | NSC 4054 | tris(p-tolyl)phosphite | EINECS 210-639-9 | Tritolyl phosphite | PHOSPHOROUSACIDTRIS(4-METHYLPHENYL)ESTER | MFCD00041909 | Phosphorous acid, tri-p-tolyl ester | 3YVP05131V | UNII-3YVP05131V | Phosphorous Acid Tri-p-tolyl Ester |
Specifications & Purity
≥95%
Storage
Room temperature, Argon charged
Shipped In
Normal
Purity
≥95%
Names and Identifiers
Pubchem Sid504752261
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504752261
Canonical SmilesCC1=CC=C(C=C1)OP(OC2=CC=C(C=C2)C)OC3=CC=C(C=C3)C
IUPAC Nametris(4-methylphenyl) phosphite
InChIKeyFEVFLQDDNUQKRY-UHFFFAOYSA-N
INCHI1S/C21H21O3P/c1-16-4-10-19(11-5-16)22-25(23-20-12-6-17(2)7-13-20)24-21-14-8-18(3)9-15-21/h4-15H,1-3H3
Isomeric SMILES CC1=CC=C(C=C1)OP(OC2=CC=C(C=C2)C)OC3=CC=C(C=C3)C
PubChem CID 12106
Molecular Weight 352.37

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.

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
SubclassPhenoxy compounds
Intermediate Tree Nodes Not available
Direct ParentPhenoxy compounds
Alternative Parents Toluenes  Organic phosphites  Organooxygen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Phenoxy compound - Toluene - Organic phosphite - Organic oxygen compound - Hydrocarbon derivative - Organooxygen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as phenoxy compounds. These are aromatic compounds contaning a phenoxy group.
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
B2216529Certificate of AnalysisDec 12, 2024 T304174
J2327653Certificate of AnalysisOct 08, 2023 T304174
J2327654Certificate of AnalysisOct 08, 2023 T304174
J2308518Certificate of AnalysisSep 15, 2023 T304174
J2308519Certificate of AnalysisSep 15, 2023 T304174
B2216530Certificate of AnalysisJan 20, 2022 T304174
G2306115Certificate of AnalysisJan 20, 2022 T304174
B2216500Certificate of AnalysisJan 19, 2022 T304174
Chemical and Physical Properties
SensitivityAir Sensitive,Moisture Sensitive
Flash Point(°C)217°C(lit.)
Molecular Weight352.400 g/mol
XLogP36.600
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count6
Exact Mass352.123 Da
Monoisotopic Mass352.123 Da
Topological Polar Surface Area27.700 Ų
Heavy Atom Count25
Formal Charge0
Complexity310.000
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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