Molekula
1,3-Diethyl-2-thiourea
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
1,3-Diethyl-2-thiourea (CAS 105-55-5) is an organic sulfur compound widely used as a vulcanization accelerator in rubber manufacturing, a corrosion inhibitor, and in pharmaceutical synthesis. It appears as a white to off-white crystalline powder with a molecular formula of (C2H5NH)2CS and a molecular weight of 132.23 g/mol. Store at ambient temperatures under dry conditions. The substance carries a **Danger** signal word due to its toxicity and environmental hazards. Molekula supplies 1,3-Diethyl-2-thiourea 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
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.
-
1 kg — £93.30 per pack ex VAT · £111.96 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.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White to off-white crystalline powder |
| Melting Point | 74 - 78°C |
| Loss on Drying | ≤ 0.50% |
| Assay (HPLC) | ≥ 97% |
| Residue on Ignition | ≤ 0.50% |
| Identification (IR) | Conforms to Reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 186 °C |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Buff solid |
| Melting Point | 68-71 °C |
| Vapour Pressure | 0.24 mmHg |
| log P (octanol/water) | 0.57 |
Source: PubChem CID 2735009 (HSDB, Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 34783871 |
| CAS Number | 105-55-5 |
| IUPAC Name | 1,3-diethylthiourea |
| EC Number | 203-308-5 |
| Molecular Formula | (C2H5NH)2CS |
| Molecular Weight | 132.23 |
| Exact Mass | 132.0721 |
| SMILES | CCNC(=S)NCC |
| InChIKey | FLVIGYVXZHLUHP-UHFFFAOYSA-N |
| InChI | InChI=1S/C5H12N2S/c1-3-6-5(8)7-4-2/h3-4H2,1-2H3,(H2,6,7,8) |
| PubChem CID | 2735009 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29309092 |
| Tariff Code | 2930909599 |
Safety & GHS
-
Corrosive
GHS05
-
Health Hazard
GHS07
-
Serious Health Hazard
GHS08
Hazard statements
- H302+312 Harmful if swallowed or in contact with skin
- H317 May cause an allergic skin reaction
- H318 Causes serious eye damage
- H351 Suspected of causing cancer
- H372 Causes damage to organs through prolonged or repeated exposure
- H412 Harmful to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- 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
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in Danish, English, French, German, Italian, Portuguese, 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
- 1,3-Diethylthiourea
- ACCEL EUR
- N,N-Diethyl-2-thiourea
- N,N'-DIETHYLTHIOUREA
- N,N'-Diethylthiourea (sym)
- N,N'Diethylthiocarbamide
- NOCCELER EUR
- Thiourea, N,N'-diethyl-
- Urea, 1,3diethyl2thio
Frequently asked questions
What is 1,3-Diethyl-2-thiourea commonly used for?
1,3-Diethyl-2-thiourea is primarily used as a chemical intermediate in the synthesis of pharmaceuticals, agrochemicals, and as a reagent in organic synthesis, particularly for thiourea-based derivatives.
What is the molecular formula and molecular weight of 1,3-Diethyl-2-thiourea?
The molecular formula is **(C2H5NH)2CS**, and the molecular weight is **132.23 g/mol**.
What safety classification does 1,3-Diethyl-2-thiourea have?
The product is classified with the **signal word 'Danger'** due to its hazardous properties; full SDS is provided with orders.
What grades or purities of 1,3-Diethyl-2-thiourea does Molekula supply?
Molekula supplies **technical and reagent grades** of 1,3-Diethyl-2-thiourea; purity specifications are confirmed upon inquiry.
Can Molekula supply 1,3-Diethyl-2-thiourea in bulk quantities?
Yes, we offer **bulk packaging options** (e.g., 5kg, 25kg drums, or larger) for industrial or large-scale applications—contact us for custom quotes.
What documentation comes with an order of 1,3-Diethyl-2-thiourea?
Each order includes a **Certificate of Analysis (CoA)**, **Safety Data Sheet (SDS)**, 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.