Thiosemicarbazide Hydrochloride - ≥98%(T) , CAS No.4346-94-5

CAS: 4346-94-5 Cat. No.: T162219 Molecular Weight: 127.59 EC Number: 678-497-4 PubChem CID: 3037943
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(T)
Synonyms
T0222 | Semicarbazide, thio-, monohydrochloride | AKOS016367754 | aminothiourea hydrochloride | NSC191943 | NSC-191943 | aminothiourea;hydrochloride | E72548 | SB85940 | hydrazine carbothioamide hydrochloride | Thiosemicarbazide HCl | LEHOGBUBQSGCOK-UHFFF
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25g
T162219-25g
9

$50.90

$76.90
Save $26.00 (33.81%)
100g
T162219-100g
9

$162.90

$244.90
Save $82.00 (33.48%)
500g
T162219-500g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$610.90

$916.90
Save $306.00 (33.37%)
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Why this grade

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

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Storage & shipping

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

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Quality documents

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

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Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
T0222 | Semicarbazide, thio-, monohydrochloride | AKOS016367754 | aminothiourea hydrochloride | NSC191943 | NSC-191943 | aminothiourea;hydrochloride | E72548 | SB85940 | hydrazine carbothioamide hydrochloride | Thiosemicarbazide HCl | LEHOGBUBQSGCOK-UHFFF
Specifications & Purity
≥98%(T)
Storage
Room temperature
Shipped In
Normal
Purity
≥98%(T)
Names and Identifiers
Pubchem Sid488194227
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488194227
Canonical SmilesC(=S)(N)NN.Cl
IUPAC Nameaminothiourea;hydrochloride
InChIKeyLEHOGBUBQSGCOK-UHFFFAOYSA-N
INCHI1S/CH5N3S.ClH/c2-1(5)4-3;/h3H2,(H3,2,4,5);1H
Isomeric SMILES C(=S)(N)NN.Cl
RTECS VT4300000
PubChem CID 3037943
Molecular Weight 127.59
Reaxy-Rn 3678808

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 nitrogen compounds
ClassOrganonitrogen compounds
SubclassHydrazines and derivatives
Intermediate Tree Nodes Not available
Direct ParentThiosemicarbazides
Alternative Parents Organosulfur compounds  Hydrochlorides  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Thiosemicarbazide - Hydrocarbon derivative - Hydrochloride - Organosulfur compound - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as thiosemicarbazides. These are compounds containing a derivative of thiosemicarbazide with the general structure R1N(R2)N(R3)C(=S)N(R4)R5 (R1-R5=H, alkyl, aryl) where the ketone group has carbonyl group has been replaced with a thiocarbonyl 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
E2306751Certificate of AnalysisJul 30, 2022 T162219
E2306752Certificate of AnalysisJul 30, 2022 T162219
K2214775Certificate of AnalysisJul 30, 2022 T162219
K2214802Certificate of AnalysisJul 30, 2022 T162219
K2214804Certificate of AnalysisJul 30, 2022 T162219
Chemical and Physical Properties
SolubilitySoluble in water
Melt Point(°C)171 °C(dec.)
Molecular Weight127.600 g/mol
XLogP3
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass126.997 Da
Monoisotopic Mass126.997 Da
Topological Polar Surface Area96.200 Ų
Heavy Atom Count6
Formal Charge0
Complexity42.200
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 Count2
Citations of This Product
References
1. Zhiyun Peng, Jinfeng Zhang, Min He, Guangcheng Wang.  (2024)  Inhibitory activity and mechanism of thiosemicarbazide derivatives on tyrosinase and their anti-browning activity in fresh apple juice.  INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES,      [PMID:39284471] [10.1016/j.ijbiomac.2024.135631]
Solution Calculators
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