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Heterocyclic building blocks

5-Hydroxythiabendazole

Also known as 5-Hydroxy Thiabendazole, 2-(4-Thiazolyl)-5-benzimidazolol, Thiabendazole-5-hydroxy

CAS 948-71-0Formula C10H7N3OSMolar mass 217.25 g/molEC 635-206-5
GHS signal word: Warning. Pictograms: Harmful or irritant, Hazardous to the environment 2 suppliers listed
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5-Hydroxythiabendazole chemical structure, C10H7N3OS, CAS 948-71-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
948-71-0
Formula
C10H7N3OS
Molar mass
217.25 g/mol
EC number
635-206-5
HS code
293410
Category
Heterocyclic building blocks

What is 5-Hydroxythiabendazole?

Plain description, key identifiers and synonyms

5-Hydroxythiabendazole is a member of benzimidazoles.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-(1,3-thiazol-4-yl)-3H-benzimidazol-5-ol
CAS number
948-71-0 CAS number cross-checked
EC number
635-206-5
Molecular formula
C10H7N3OS
MDL number
MFCD00152219
InChIKey
VNENJHUOPQAPAT-UHFFFAOYSA-N
InChI
InChI=1S/C10H7N3OS/c14-6-1-2-7-8(3-6)13-10(12-7)9-4-15-5-11-9/h1-5,14H,(H,12,13)
SMILES (canonical and isomeric)
C1=CC2=C(C=C1O)NC(=N2)C3=CSC=N3

Synonyms

  • 5-Hydroxy Thiabendazole
  • 2-(4-Thiazolyl)-5-benzimidazolol
  • Thiabendazole-5-hydroxy
  • 2-(1,3-thiazol-4-yl)-3H-benzimidazol-5-ol
  • 5-Hydroxy-thiabendazole
  • Hydroxythiabendazole
  • 2-(Thiazol-4-yl)-1H-benzo[d]imidazol-6-ol
  • 2-(4-Thiazolyl)-1H-benzimidazol-5-ol
  • 1H-Benzimidazol-5-ol, 2-(4-thiazolyl)-
  • 2-(1,3-thiazol-4-yl)-1H-1,3-benzodiazol-5-ol
  • 5-Hydroxy-2-(4-thiazolyl)benzimidazole
  • 5-Benzimidazolol, 2-(4-thiazolyl)-
  • 5-Hydroxytiabendazole
  • 2-thiazol-4-yl-3H-benzimidazol-5-ol
  • 5(Or 6)-benzimidazolol, 2-(4-thiazolyl)-
  • Thiabendazole-5-hydroxy 10 |Ig/mL in Methanol
  • 2-(1,3-Thiazol-4-yl)-1H-benzimidazol-5-ol #
  • Thiabendazole-5-hydroxy 10 microg/mL in Methanol
  • 2-(1,3-Thiazol-4-yl)-1H-1,3-benzimidazol-6-ol
  • 5-Hydroxythiabendazole Solution in Methanol, 100ug/mL
  • Thiabendazole-5-hydroxy 100 microg/mL in Acetonitrile
  • 5-Hydroxythiabendazole Solution in Methanol, 1000ug/mL
  • 5-Hydroxythiabendazole, PESTANAL(R), analytical standard
  • 2-(4-Thiazolyl)-5-benzimidazolol, 5-Hydroxy-2-(4-thiazolyl)benzimidazole

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
217.25 g/molcalc.
Exact mass
217.031 Dacalc.
LogP (octanol/water)
2.39calc.
Topological polar surface area
61.8 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
1calc.
Heavy atoms
15calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccc2[nH]c(-c3cscn3)nc2c1

c1ccc2[nH]c(-c3cscn3)nc2c1

3 rings, 14 atoms, the Thiabendazole ring system.

59 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H302Harmful if swallowed.
  • H400Very toxic to aquatic life.
Precautionary statements (7)
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P273Avoid release to the environment.
  • P301 + P317If swallowed: Get medical help.
  • P330Rinse mouth.
  • P391Collect spillage.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

5-Hydroxythiabendazole suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 2 suppliers

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Where suppliers are based

2 suppliers in 2 countries

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5-Hydroxythiabendazole price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Use classes: Pesticide transformation products.

Functional uses

  • Biocide

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code 5-Hydroxythiabendazole is traded under.

HS 2934.10Indicative HS code

Compounds containing an unfused thiazole ring (whether or not hydrogenated) in the…

World exports in 2024
$3.88B
−16.1% vs 2023, imports $3.12B
2019 to 2024
Top exporters
  1. Switzerland * partner reported36.4%
  2. Ireland28.8%
  3. China10.0%
Top importers
  1. Canada33.4%
  2. United States14.4%
  3. Ireland13.1%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for 5-Hydroxythiabendazole is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 5-Hydroxythiabendazole, based on the data on this page

What is 5-Hydroxythiabendazole?

5-Hydroxythiabendazole is a member of benzimidazoles.

What is the CAS number of 5-Hydroxythiabendazole?

The CAS registry number of 5-Hydroxythiabendazole is 948-71-0.

What is the molecular formula and weight of 5-Hydroxythiabendazole?

The molecular formula of 5-Hydroxythiabendazole is C10H7N3OS and its molar mass is 217.25 g/mol.

What is 5-Hydroxythiabendazole used for?

Use classes: Pesticide transformation products.

Is 5-Hydroxythiabendazole hazardous?

5-Hydroxythiabendazole carries the GHS signal word "Warning". Main hazards: harmful if swallowed, very toxic to aquatic life. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 5-Hydroxythiabendazole?

5-Hydroxythiabendazole is usually classified under HS code 293410 (Compounds containing an unfused thiazole ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 5-Hydroxythiabendazole?

CompoundList lists 2 suppliers of 5-Hydroxythiabendazole in Czech Republic and Vietnam. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 5-Hydroxythiabendazole?

Suppliers quote 5-Hydroxythiabendazole on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle 5-Hydroxythiabendazole

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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