trans-2,3-Dimethylacrylic acid (Tiglic Acid)
trans-2,3-Dimethylacrylic acid (CAS 80-59-1), also known as Tiglic Acid, is a white crystalline solid with the molecular formula C5H8O2 and a molecular weight of 100.12 g/mol. This volatile compound possesses a sweet, warm spicy odour. It is primarily utilised in the synthesis of perfumes and flavouring agents. Tech Serve Solutions supplies Tiglic Acid with an assay of 98%.
- IUPAC
- trans-2,3-Dimethylacrylic acid,trans-2-Methyl-2-butenoic acid,Tiglic acid
- Synonyms
- Tiglic Acidtrans-2-Methyl-2-butenoic acid

Fragrance Ingredient
Tiglic acid's characteristic sweet, warm spicy odour makes it a valuable component in the formulation of perfumes and other scented products, contributing unique aromatic profiles.
Flavouring Agent
The compound is employed in the food and beverage industry as a flavouring agent, imparting specific taste characteristics to various consumer products.
Organic Synthesis Building Block
As a carboxylic acid with an unsaturated carbon chain, tiglic acid serves as a versatile building block in organic synthesis for creating more complex molecules.
| Molecular weight | 100.12 |
|---|---|
| Linear formula | CH3CH=C(CH3)COOH |
| Assay | 98% |
| Boiling point | 95-96 °C/12 mmHg(lit.) |
| Density | 0.969 g/mL at 25 °C(lit.) |
| Storage temperature | 2-8°C |
| Application | It is used in making perfumes and flavoring agents |
| Melting point | 61-64 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Description | White color crystalline solid Tiglic acid is a volatile and crystallizable substance with a sweet, warm spicy odour. |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Tiglic Acid (CAS 80-59-1) used for?
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Tiglic Acid (CAS 80-59-1) is primarily used in the synthesis of perfumes and flavouring agents, and also serves as a building block in organic synthesis.
What is the CAS number and chemical formula for Tiglic Acid?
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The CAS number for Tiglic Acid is 80-59-1, and its linear formula is CH3CH=C(CH3)COOH.
What grade and purity does Tech Serve Solutions supply for Tiglic Acid?
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Tech Serve Solutions supplies Tiglic Acid with a minimum assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should Tiglic Acid be handled safely?
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Tiglic Acid is classified as Danger, causing severe skin burns and eye damage (H314). Appropriate personal protective equipment, including eyeshields, face shields, chemical-resistant gloves, and respiratory protection, must be used. Handle in a well-ventilated area and avoid contact with skin, eyes, and clothing.
Is Tiglic Acid (CAS 80-59-1) available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Tiglic Acid (CAS 80-59-1).
How can I request a sample or quote for Tiglic Acid?
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To request a sample or a quotation for Tiglic Acid, please contact the Tech Serve Solutions sales team via our website or by phone.
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