2-methylisothiourea - ≥97% , CAS No.2986-19-8

CAS: 2986-19-8 Cat. No.: M633551 Molecular Weight: 90.15
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
SR-01000075165 | methyl carbamimidothioate | S-Methylthiopseudouronium iodide | 2-Methylisothio urea | BDBM50055282 | HSCI1_000214 | S-Methyl isothiourea | NCGC00015664-02 | Z2-S-methyl isothiourea | 2-methyl-2-thiopseudourea | Q27277336 | S-Methylisothio
Storage
Store at 2-8°C,Protected from light
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
M633551-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$45.90
5g
M633551-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$75.90
25g
M633551-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$159.90
100g
M633551-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$399.90
Enter a quantity for the sizes you want to add.
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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,Protected from light 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
SR-01000075165 | methyl carbamimidothioate | S-Methylthiopseudouronium iodide | 2-Methylisothio urea | BDBM50055282 | HSCI1_000214 | S-Methyl isothiourea | NCGC00015664-02 | Z2-S-methyl isothiourea | 2-methyl-2-thiopseudourea | Q27277336 | S-Methylisothio
Specifications & Purity
≥97%
Storage
Store at 2-8°C, Protected from light
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Canonical SmilesCSC(=N)N
IUPAC Namemethyl carbamimidothioate
InChIKeySDDKIZNHOCEXTF-UHFFFAOYSA-N
INCHI1S/C2H6N2S/c1-5-2(3)4/h1H3,(H3,3,4)
Isomeric SMILES CSC(=N)N
Alternate CAS 2986-19-8,867-44-7 (sulfate2:1)
MeSH Entry Terms 2-methyl-2-pseudothiourea;2-methyl-2-thiopseudourea;2-methylisothiourea;bis(S-methylisothiouronium) sulfate;carbamimidothioic acid, methyl ester;methyl carbamimidothioate;methylisothiourea;methylisothiuronium;pseudourea, 2-methyl-2-thio-;pseudourea, 2-met
Molecular Weight 90.15

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
SuperclassOrganosulfur compounds
ClassIsothioureas
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentIsothioureas
Alternative Parents Sulfenyl compounds  Carboximidamides  Organopnictogen compounds  Imines  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Isothiourea - Sulfenyl compound - Carboximidamide - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Imine - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as isothioureas. These are organic compounds containing the isothiourea group, with the general structure R1SC(=NR2)N(R3)R4 (R1,R2,R3,R4=H, alkyl, aryl).
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
NOS1 Tchem Nitric oxide synthase, brain (1 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
ARSA Tbio Cerebroside-sulfatase (655 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NOS1 Tchem Nitric-oxide synthase, brain (1786 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP2D6 Tclin Cytochrome P450 2D6 (33882 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NOS3 Tchem Nitric-oxide synthase, endothelial (1452 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP1A2 Tchem Cytochrome P450 1A2 (26471 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP2C9 Tchem Cytochrome P450 2C9 (32119 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP2C19 Tchem Cytochrome P450 2C19 (29246 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP3A4 Tclin Cytochrome P450 3A4 (53859 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
EHMT2 Tchem Histone-lysine N-methyltransferase, H3 lysine-9 specific 3 (93046 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NOS2 Tchem Nitric oxide synthase (inducible and endothelial) (128 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Nos2 Nitric oxide synthase, inducible (3573 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mapk1 MAP kinase ERK2 (650 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
BV-2 (3710 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
rep Replicase polyprotein 1ab (378 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
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
A2621566Certificate of AnalysisOct 23, 2025 M633551
A2621567Certificate of AnalysisOct 23, 2025 M633551
A2621569Certificate of AnalysisOct 23, 2025 M633551
A2621570Certificate of AnalysisOct 23, 2025 M633551
L2525425Certificate of AnalysisOct 11, 2025 M633551
Chemical and Physical Properties
SensitivityLight sensitive
Molecular Weight90.150 g/mol
XLogP30.200
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass90.0252 Da
Monoisotopic Mass90.0252 Da
Topological Polar Surface Area75.200 Ų
Heavy Atom Count5
Formal Charge0
Complexity42.900
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
Reviews

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