3-(Diethoxyphosphoryloxy)-1,2,3-benzotriazin-4(3H)-one - ≥98% , CAS No.165534-43-0

CAS: 165534-43-0 Cat. No.: D100524 Molecular Weight: 299.22 EC Number: 628-030-5
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
DEPBT | 3-diethoxyphosphoryloxy-1,2,3-benzotriazin-4(3h)-one | 3-(Diethoxy-phosphoryloxy)-1,2,3-benzo[d]triazin-4(3H)-one | C11H14N3O5P | 3-(diethoxyphosphoryloxy)-1,2,3-benzo-triazin-4(3H)-one | 3-(diethoxyphosphoryloxy)-1,2,3-benzotriazin-4-(3h)-one | 3
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
D100524-5g
2

$11.90

$17.90
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25g
D100524-25g
3

$35.90

$53.90
Save $18.00 (33.40%)
100g
D100524-100g
3

$95.90

$143.90
Save $48.00 (33.36%)
500g
D100524-500g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$389.90

$584.90
Save $195.00 (33.34%)
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice 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 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
DEPBT | 3-diethoxyphosphoryloxy-1, 2, 3-benzotriazin-4(3h)-one | 3-(Diethoxy-phosphoryloxy)-1, 2, 3-benzo[d]triazin-4(3H)-one | C11H14N3O5P | 3-(diethoxyphosphoryloxy)-1, 2, 3-benzo-triazin-4(3H)-one | 3-(diethoxyphosphoryloxy)-1, 2, 3-benzotriazin-4-(3h)-one | 3
Specifications & Purity
≥98%
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Canonical SmilesCCOP(=O)(OCC)ON1C(=O)C2=CC=CC=C2N=N1
IUPAC Namediethyl (4-oxo-1,2,3-benzotriazin-3-yl) phosphate
InChIKeyAJDPNPAGZMZOMN-UHFFFAOYSA-N
INCHI1S/C11H14N3O5P/c1-3-17-20(16,18-4-2)19-14-11(15)9-7-5-6-8-10(9)12-13-14/h5-8H,3-4H2,1-2H3
Isomeric SMILES CCOP(=O)(OCC)ON1C(=O)C2=CC=CC=C2N=N1
WGK Germany 3
Molecular Weight 299.22
Reaxy-Rn 7489262
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=7489262&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
SuperclassOrganoheterocyclic compounds
ClassBenzo-1,2,3-triazines
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentBenzo-1,2,3-triazines
Alternative Parents Triazinones  Dialkyl phosphates  Benzenoids  1,2,3-triazines  Heteroaromatic compounds  Azacyclic compounds  Organooxygen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Benzo-1,2,3-triazine - Triazinone - Dialkyl phosphate - Organic phosphoric acid derivative - Phosphoric acid ester - Triazine - Alkyl phosphate - Benzenoid - 1,2,3-triazine - Heteroaromatic compound - Azacycle - Organic oxygen compound - Organooxygen compound - Organic nitrogen compound - Organonitrogen compound - Hydrocarbon derivative - Organic oxide - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzo-1,2,3-triazines. These are organic compounds containing a 1,2,3-triazine ring fused to a benzene ring.
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
C2218136Certificate of AnalysisJan 19, 2026 D100524
C2218180Certificate of AnalysisJan 19, 2026 D100524
C2014093Certificate of AnalysisJan 05, 2024 D100524
I1905063Certificate of AnalysisJun 08, 2023 D100524
I2224126Certificate of AnalysisJul 19, 2022 D100524
I2224149Certificate of AnalysisJul 19, 2022 D100524
C2218246Certificate of AnalysisFeb 16, 2022 D100524
C2218488Certificate of AnalysisFeb 16, 2022 D100524
Chemical and Physical Properties
SensitivityMoisture sensitive
Melt Point(°C)71-76℃
Molecular Weight299.220 g/mol
XLogP31.100
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count7
Rotatable Bond Count6
Exact Mass299.067 Da
Monoisotopic Mass299.067 Da
Topological Polar Surface Area89.800 Ų
Heavy Atom Count20
Formal Charge0
Complexity420.000
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
Documents & Articles
Citations of This Product
References
1. Chang Liu, Shichang Zhang, Xinpeng Wang, Lifeng Chen, Xiangbiao Yin, Mohammed F. Hamza, Yuezhou Wei, Shunyan Ning.  (2024)  Preparation of Two Novel Stable Silica-Based Adsorbents for Selective Separation of Sr from Concentrated Nitric Acid Solution.  Metals,  14  (6): (627).  [PMID:] [10.3390/met14060627]
2. Shunyan Ning, Sizhi Xu, Jiaxu Zheng, Shichang Zhang, Xiangbiao Yin, WenLong Li, Yuezhou Wei, Lifeng Chen.  (2025)  Enhanced separation of palladium from simulative high-level liquid waste using a silica-supported polymer functionalized with aminopyridine.  DESALINATION,      [PMID:] [10.1016/j.desal.2025.119060]
Solution Calculators
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