TOTU - ≥98% , CAS No.136849-72-4

CAS: 136849-72-4 Cat. No.: E102847 Formula: C10H17BF4N4O3 Molecular Weight: 328.07 EC Number: 629-020-3 PubChem CID: 2733286
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
TOTU | (Z)-N-(6-cyano-2-methyl-7-oxo-4,8-dioxa-2,5-diazadec-5-en-3-ylidene)-N-methylmethanaminium tetrafluoroborate | O-((cyano-(ethoxycarbonyl)-methylidene)amino)-1,1,3,3-tetramethyluronium tetrafluoroborate | N-[[[(1-Cyano-2-ethoxy-2-oxoethylidene)amino
Storage
Protected from light,Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
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Size
USA
Germany (EU)*
Price
Qty
1g
E102847-1g
3 In stock
—
$9.90
5g
E102847-5g
3 In stock
—
$10.90
25g
E102847-25g
1 In stock
—

$26.90

$40.90
Save $14.00 (34.23%)
100g
E102847-100g
3 In stock
—

$86.90

$130.90
Save $44.00 (33.61%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

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

🌡

Storage & shipping

Protected from light,Store at -20°C,Argon charged Ships Ice chest + Ice pads 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
TOTU | (Z)-N-(6-cyano-2-methyl-7-oxo-4,8-dioxa-2,5-diazadec-5-en-3-ylidene)-N-methylmethanaminium tetrafluoroborate | O-((cyano-(ethoxycarbonyl)-methylidene)amino)-1,1,3,3-tetramethyluronium tetrafluoroborate | N-[[[(1-Cyano-2-ethoxy-2-oxoethylidene)amino
Specifications & Purity
≥98%
Storage
Protected from light,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
≥98%
Names and Identifiers
Pubchem Sid504760987
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504760987
Canonical Smiles[B-](F)(F)(F)F.CCOC(=O)C(=NOC(=[N+](C)C)N(C)C)C#N
IUPAC Name[[(1-cyano-2-ethoxy-2-oxoethylidene)amino]oxy-(dimethylamino)methylidene]-dimethylazanium;tetrafluoroborate
InChIKeyFPQVGDGSRVMNMR-UHFFFAOYSA-N
INCHI1S/C10H17N4O3.BF4/c1-6-16-9(15)8(7-11)12-17-10(13(2)3)14(4)5;2-1(3,4)5/h6H2,1-5H3;/q+1;-1
Isomeric SMILES [B-](F)(F)(F)F.CCOC(=O)C(=NOC(=[N+](C)C)N(C)C)C#N
WGK Germany 3
PubChem CID 2733286
Molecular Weight 328.07
Reaxy-Rn 13171579

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
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassCarboxylic acid derivatives
Intermediate Tree Nodes Not available
Direct ParentCarboxylic acid esters
Alternative Parents Propargyl-type 1,3-dipolar organic compounds  Organic metalloid salts  Nitriles  Monocarboxylic acids and derivatives  Carboximidic acids and derivatives  Carboximidamides  Organopnictogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Carboxylic acid ester - Carboximidic acid derivative - Monocarboxylic acid or derivatives - Carbonitrile - Nitrile - Carboximidamide - Propargyl-type 1,3-dipolar organic compound - Organic 1,3-dipolar compound - Organic metalloid salt - Carbonyl group - Organooxygen compound - Organic nitrogen compound - Organic salt - Organonitrogen compound - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organic oxygen compound - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as carboxylic acid esters. These are carboxylic acid derivatives in which the carbon atom from the carbonyl group is attached to an alkyl or an aryl moiety through an oxygen atom (forming an ester 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.

5 results found

Lot NumberCertificate TypeDateItem
K2122118Certificate of AnalysisSep 04, 2025 E102847
K2122159Certificate of AnalysisSep 04, 2025 E102847
K2122161Certificate of AnalysisSep 04, 2025 E102847
F1212058Certificate of AnalysisApr 10, 2024 E102847
G2215290Certificate of AnalysisJun 10, 2022 E102847
Chemical and Physical Properties
SensitivityLight sensitive;Heat sensitive;Moisture sensitive
Melt Point(°C)142-148°C
Molecular Weight328.070 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count10
Rotatable Bond Count6
Exact Mass328.133 Da
Monoisotopic Mass328.133 Da
Topological Polar Surface Area77.900 Ų
Heavy Atom Count22
Formal Charge0
Complexity392.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count1
The total count of all stereochemical bonds1
Covalently-Bonded Unit Count2
Documents & Articles
From High Reactivity to Comprehensive Evaluation: Using CTSOAt as an Example to Understand the Design Logic of New Coupling Reagents
A New Balance in Coupling Reagents: How DMT-TU Balances Reactivity, Racemization Control, and Thermal Hazard
The Methodological Value of HATU in Difficult Couplings: Reactivity Advantages, Stereochemical Retention, and Condition Management
Ynamide Coupling Reagents: From Low-Epimerization Activation Pathways to More Practically Usable N→C Inverse Peptide Synthesis
Decision Logic for Selecting Coupling Reagents in Amide Bond Formation: Activation Pathways, Side Reactions, Epimerization, Workup, and Safety
Experimental Judgment in Oxyma Coupling Systems: Coupling Efficiency, Racemization Control, and the HCN Risk in DIC-Based Systems
Solution Calculators
Reviews

Customer Reviews

Frequently Asked Questions

What is the purity of this product?
This product is supplied at ≥98% purity (chemical assay). Lot-specific values are stated on the Certificate of Analysis.
How should this product be stored?
Store at ?20 °C, protected from light, under argon. It is supplied under an argon blanket; reseal under inert gas after each use.
How is this product shipped?
This product ships in an insulated container with ice pads. Unpack on arrival and transfer it to the storage condition stated above.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 136849-72-4, the molecular formula is C10H17BF4N4O3, and the molecular weight is 328.07 g/mol. InChIKey FPQVGDGSRVMNMR-UHFFFAOYSA-N.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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