(S)-(−)-2-Methyl-1-butylamine
(S)-(−)-2-Methyl-1-butylamine (CAS: 34985-37-0, C5H13N) is a chiral amine with a molecular weight of 87.16 g/mol. This optically active compound serves as a valuable building block in asymmetric synthesis and organic chemical synthesis. Its specific chirality makes it useful for creating stereochemically defined molecules, particularly in the development of pharmaceuticals and other fine chemicals requiring precise molecular architecture.

Chiral Building Block
Utilised in asymmetric synthesis to introduce chirality into target molecules. Its defined stereochemistry is crucial for the development of enantiomerically pure compounds.
Pharmaceutical Intermediate
Serves as a key intermediate in the synthesis of active pharmaceutical ingredients (APIs) where specific stereoisomers are required for therapeutic efficacy.
Organic Synthesis Reagent
Employed in various organic transformations and the construction of complex molecular frameworks. Its amine functionality allows for diverse chemical reactions.
| Molecular weight | 87.16 |
|---|---|
| Empirical formula | C5H13N |
| Assay | 95% |
| Boiling point | 40-45 °C/12 mmHg(lit.) |
| Density | 0.738 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4126(lit.) |
| Optical activity | [α]20/D −5.9°, neat |



Hazard statements
- H225Highly flammable liquid and vapour
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H314Causes severe skin burns and eye damage
- H332Harmful if inhaled
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 12 °C / 53.6 °F |
| Transport (UN / ADR) | UN 2733 3/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,C |
| Risk statements (R) | 11-20/21/22-34 |
| Safety statements (S) | 16-26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 (S)-(−)-2-Methyl-1-butylamine used for?
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(S)-(−)-2-Methyl-1-butylamine is primarily used as a chiral building block in asymmetric synthesis and as an intermediate in organic chemical synthesis, particularly for pharmaceuticals.
What are the CAS number and formula for (S)-(−)-2-Methyl-1-butylamine?
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The CAS number is 34985-37-0 and the empirical formula is C5H13N.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (S)-(−)-2-Methyl-1-butylamine with an assay of 95%. This product is not represented as USP, BP, EP, or other pharmacopoeia grades.
What are the main hazards associated with handling (S)-(−)-2-Methyl-1-butylamine?
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(S)-(−)-2-Methyl-1-butylamine is classified as Danger. It is highly flammable (H225), harmful if swallowed or inhaled (H302, H332), and causes severe skin burns and eye damage (H314). Appropriate personal protective equipment must be used.
How is (S)-(−)-2-Methyl-1-butylamine packed, shipped, or exported?
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(S)-(−)-2-Methyl-1-butylamine is shipped according to international regulations for hazardous materials, including UN 2733, Class 3, Packing Group II. TSS is a specialist global supplier and exporter.
How can I request a sample or quote for (S)-(−)-2-Methyl-1-butylamine?
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Please contact our sales department via the website or direct email to request a sample or a quotation for (S)-(−)-2-Methyl-1-butylamine.
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