Methyl 4-bromo-1-methyl-1H-pyrazole-3-carboxylate - ≥97% , CAS No.211738-66-8

CAS: 211738-66-8 Cat. No.: M588104 Molecular Weight: 219.04 EC Number: 675-322-3
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
SY064080 | FS-1837 | AMY12036 | SCHEMBL9948309 | Methyl 4-bromo-1-methyl-pyrazole-3-carboxylate | methyl 4-bromo-1-methylpyrazole-3-carboxylate | 4-bromo-1-methyl-1h-pyrazole-3-carboxylic acidmethyl ester | BCP27151 | 1,1-Diphenylethylcyanide | 4-bromo-1-
Storage
Store at 2-8°C,Desiccated
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
M588104-250mg
2

$9.90

$14.90
Save $5.00 (33.56%)
1g
M588104-1g
2

$24.90

$37.90
Save $13.00 (34.30%)
5g
M588104-5g
2

$91.90

$137.90
Save $46.00 (33.36%)
25g
M588104-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$399.90

$599.90
Save $200.00 (33.34%)
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Why this grade

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

🌡

Storage & shipping

Store at 2-8°C,Desiccated 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
SY064080 | FS-1837 | AMY12036 | SCHEMBL9948309 | Methyl 4-bromo-1-methyl-pyrazole-3-carboxylate | methyl 4-bromo-1-methylpyrazole-3-carboxylate | 4-bromo-1-methyl-1h-pyrazole-3-carboxylic acidmethyl ester | BCP27151 | 1, 1-Diphenylethylcyanide | 4-bromo-1-
Specifications & Purity
≥97%
Storage
Store at 2-8°C, Desiccated
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Canonical SmilesCN1C=C(C(=N1)C(=O)OC)Br
IUPAC Namemethyl 4-bromo-1-methylpyrazole-3-carboxylate
InChIKeyPFKHXPUGZRGBPX-UHFFFAOYSA-N
INCHI1S/C6H7BrN2O2/c1-9-3-4(7)5(8-9)6(10)11-2/h3H,1-2H3
Isomeric SMILES CN1C=C(C(=N1)C(=O)OC)Br
Alternate CAS 211738-66-8
Molecular Weight 219.04
Reaxy-Rn 22622339
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=22622339&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.

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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
SuperclassOrganoheterocyclic compounds
ClassAzoles
SubclassPyrazoles
Intermediate Tree Nodes Not available
Direct ParentPyrazole carboxylic acids and derivatives
Alternative Parents Aryl bromides  Vinylogous halides  Methyl esters  Heteroaromatic compounds  Monocarboxylic acids and derivatives  Azacyclic compounds  Organopnictogen compounds  Organooxygen compounds  Organonitrogen compounds  Organobromides  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Pyrazole-5-carboxylic acid or derivatives - Pyrazole-3-carboxylic acid or derivatives - Aryl bromide - Aryl halide - Methyl ester - Vinylogous halide - Heteroaromatic compound - Carboxylic acid ester - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Azacycle - Organic nitrogen compound - Organic oxide - Organopnictogen compound - Organooxygen compound - Organonitrogen compound - Organobromide - Organohalogen compound - Organic oxygen compound - Hydrocarbon derivative - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyrazole carboxylic acids and derivatives. These are heterocyclic compounds containing a pyrazole ring in which a hydrogen atom is replaced by a carboxylic acid 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.

4 results found

Lot NumberCertificate TypeDateItem
H2527357Certificate of AnalysisMay 30, 2025 M588104
H2527358Certificate of AnalysisMay 30, 2025 M588104
H2527359Certificate of AnalysisMay 30, 2025 M588104
H2527369Certificate of AnalysisMay 30, 2025 M588104
Chemical and Physical Properties
Molecular Weight219.040 g/mol
XLogP31.100
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count2
Exact Mass217.969 Da
Monoisotopic Mass217.969 Da
Topological Polar Surface Area44.100 Ų
Heavy Atom Count11
Formal Charge0
Complexity165.000
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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