Skip to content
Molekula

Molekula

2-Aminothiophenol

SKU 85307137 CAS 137-07-5 H2NC6H4SH MW 125.18 Made to order Bulk quantities on request

Supplying 4,500+ customers in over 80 countries

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need

2-Aminothiophenol is an aromatic compound featuring an amino group (-NH2) and a thiol (-SH) substituent on a benzene ring, widely used as a precursor in pharmaceutical synthesis, agrochemicals, and organic electronics. It serves as a key intermediate for dyes, corrosion inhibitors, and sulfur-containing heterocycles. This chemical has a CAS number of 137-07-5, a molecular formula of H2NC6H4SH, and a molecular weight of 125.18 g/mol. It is typically stored at ambient conditions but requires careful handling due to its "Danger" classification for toxicity and corrosivity. Molekula supplies 2-Aminothiophenol from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Expect a response within hours Speak to a chemist: +44 (0) 3302 000333

Example image for illustration only. Other packaging and pack sizes are available.

Pricing & pack sizes

Pack sizes & pricing

These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.

Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.

  • 100 g — £59.20 per pack ex VAT · £71.04 inc. VAT
  • 500 g — £179.10 per pack ex VAT · £214.92 inc. VAT

Need a different quantity or pack?

Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.

Quantity
Unit
Needed by
Full name
Email
Company
Phone (optional)
Notes

Expect a response within hours

Prices exclude VAT/sales tax and shipping.

Specifications

Property Value
Appearance Light yellowish liquid or solid
Melting Point 20°C~24°C
Assay ≥99.0%

Storage & handling

Property Value
Storage Temperature Ambient
Flash Point 79 °C
Transport Class 8
Packing Group II
Acidity Neutral

Literature values

Published physical properties of the substance, not batch specifications.

Property Value
Vapour Pressure 0.02 mmHg

Source: PubChem CID 8713 (Haz-Map)

Identification

Property Value
SKU 85307137
CAS Number 137-07-5
IUPAC Name 2-aminobenzenethiol
EC Number 205-277-3
Molecular Formula H2NC6H4SH
Molecular Weight 125.18
Exact Mass 125.0299
SMILES C1=CC=C(C(=C1)N)S
InChIKey VRVRGVPWCUEOGV-UHFFFAOYSA-N
InChI InChI=1S/C6H7NS/c7-5-3-1-2-4-6(5)8/h1-4,8H,7H2
PubChem CID 8713
UN Number UN1760
REACH Code Y110
TSCA Listed Yes
HTS Code 29309029
Tariff Code 2930909599

Safety & GHS

Danger
  • GHS pictogram — Corrosive Corrosive GHS05
  • GHS pictogram — Health Hazard Health Hazard GHS07
  • GHS pictogram — Hazardous to the Environment Hazardous to the Environment GHS09

Hazard statements

  • H302 Harmful if swallowed
  • H314 Causes severe skin burns and eye damage
  • H400 Very toxic to aquatic life
  • H410 Very toxic to aquatic life with long lasting effects

Precautionary statements

  • P273 Avoid release to the environment
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
  • P501 Dispose of contents/container to an approved waste disposal plant

Documents

Safety Data Sheets (SDS)

Available in English.

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Synonyms

  • 1-Amino-2-mercaptobenzene
  • 2-AMINOBENZENETHIOL
  • 2-Mercaptaniline
  • 2-Mercaptoaniline
  • Benzenethiol, 2-amino-
  • Benzenethiol, o-amino-
  • o-Aminobenzenethiol
  • o-Aminophenyl mercaptan
  • o-Aminothiophenol
  • o-Mercaptoaniline

Frequently asked questions

What is 2-Aminothiophenol commonly used for?

2-Aminothiophenol is primarily used in organic synthesis, pharmaceuticals, and as a reagent for preparing dyes, rubber chemicals, and agrochemicals.

What is the molecular formula and molecular weight of 2-Aminothiophenol?

The molecular formula is **H₂NC₆H₄SH** and the molecular weight is **125.18 g/mol**.

How should 2-Aminothiophenol be stored?

Store at **ambient temperature** in a tightly sealed container, away from moisture, light, and incompatible substances.

What grades or purities of 2-Aminothiophenol does Molekula supply?

Molekula supplies **technical grade** and **high-purity (98%+)** 2-Aminothiophenol; confirm availability for your specific needs.

Can Molekula supply 2-Aminothiophenol in bulk quantities?

Yes, Molekula can provide bulk quantities of 2-Aminothiophenol; contact us for pricing and lead times.

What documentation is provided with an order of 2-Aminothiophenol?

Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.

Ready to order or need a custom pack?

Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

Talk to a chemist
Documents Pricing
Request a quote
Tell us the product and the quantity you need — including quantities larger than our listed packs. Expect a response within hours.
Full name
Company
Email
Phone (optional)
Product
Quantity needed

Ask for whatever you actually need — the pack sizes on our catalogue pages are a starting point, not a limit.

Message
View basket