Molekula
Pentaerythritol tetrakis (3-mercaptopropionate)
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Pentaerythritol tetrakis (3-mercaptopropionate) is a multifunctional thiol compound used in polymer synthesis, particularly in thiol-ene and thiol-acrylate click chemistry. It serves as a crosslinking agent and reactive monomer in advanced materials. It is also used as a chain transfer agent in polymerisation reactions. CAS: 7575-23-7, Molecular Formula: (HSCH2CH2COOCH2)4C, Molecular Weight: 488.66 g/mol. Store at 2 to 8 °C. Signal word: Warning. Molekula supplies Pentaerythritol tetrakis (3-mercaptopropionate) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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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.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Liquid |
| Purity | ≥94.0 |
| Chroma (Pt-Co) | ≤50 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Flash Point | 110 °C |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90034105 |
| CAS Number | 7575-23-7 |
| IUPAC Name | [3-(3-sulfanylpropanoyloxy)-2,2-bis(3-sulfanylpropanoyloxymethyl)propyl] 3-sulfanylpropanoate |
| EC Number | 231-472-8 |
| Molecular Formula | (HSCH2CH2COOCH2)4C |
| Molecular Weight | 488.66 |
| Exact Mass | 488.0667 |
| SMILES | C(CS)C(=O)OCC(COC(=O)CCS)(COC(=O)CCS)COC(=O)CCS |
| InChIKey | JOBBTVPTPXRUBP-UHFFFAOYSA-N |
| InChI | InChI=1S/C17H28O8S4/c18-13(1-5-26)22-9-17(10-23-14(19)2-6-27,11-24-15(20)3-7-28)12-25-16(21)4-8-29/h26-29H,1-12H2 |
| PubChem CID | 82056 |
| UN Number | UN3082 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29309092 |
| Tariff Code | 2930909599 |
Safety & GHS
-
Health Hazard
GHS07
-
Hazardous to the Environment
GHS09
Hazard statements
- H302 Harmful if swallowed
- H317 May cause an allergic skin reaction
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Russian, Spanish.
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
- PEMP
- Pentaerythritol Tetra(3-mercaptopropionate)
- pentaerythrityl tetrakis(3-mercaptopropionate)
- PETMP
- PETMP cpd
Frequently asked questions
What is pentaerythritol tetrakis (3-mercaptopropionate) used for?
It is primarily used as a thiol crosslinker in polymer chemistry, particularly in the synthesis of thiol-ene and thiol-yne systems for advanced materials.
What is the chemical formula and molecular weight?
The formula is (HSCH2CH2COOCH2)4C with a molecular weight of 488.66 g/mol.
How should this compound be stored?
Store at 2 to 8 °C in a cool, dry place, protected from light and moisture.
What grade is available?
Available in technical grade; specific purity details can be provided upon request.
Can Molekula supply this in bulk?
Yes, Molekula can supply pentaerythritol tetrakis (3-mercaptopropionate) in bulk quantities—please contact sales for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation is available upon request.
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.