ChemicalBook >> CAS DataBase List >>2,2-Dimethyl-1,3-propanediamine
2,2-Dimethyl-1,3-propanediamine
- CAS No.
- 7328-91-8
- Chemical Name:
- 2,2-Dimethyl-1,3-propanediamine
- Synonyms
- 2,2-dimethylpropane-1,3-diamine;NEOPENTANEDIAMINE;2,2-DIMETHYLPROPYLENEDIAMINE;Neopentadiamine;RARECHEM AL BW 2308;Neopentylenediamine;2,2-DIMETHYL-1,3-PRO;Dimethylpropanediamine;2,2-Dimethylpropan-1,3-diamin;2,2-dimethyl-3-propanediamine
- CBNumber:
- CB1479173
- Molecular Formula:
- C5H14N2
- Molecular Weight:
- 102.18
- MDL Number:
- MFCD00009801
- MOL File:
- 7328-91-8.mol
- MSDS File:
- SDS
Last updated:2026-09-12 18:49:17
| Melting point | 29-31 °C(lit.) |
|---|---|
| Boiling point | 152-154 °C(lit.) |
| Density | 0.851 g/mL at 25 °C(lit.) |
| refractive index |
n |
| Flash point | 117 °F |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| form | Low Melting Solid |
| pka | 10.55±0.15(Predicted) |
| color | Colorless |
| PH | 11.2 (10.1g/l, H2O, 20℃) |
| explosive limit | 1.4-8.7%(V) |
| FreezingPoint | 25.0 to 28.0 ℃ |
| InChI | InChI=1S/C5H14N2/c1-5(2,3-6)4-7/h3-4,6-7H2,1-2H3 |
| InChIKey | DDHUNHGZUHZNKB-UHFFFAOYSA-N |
| SMILES | C(N)C(C)(C)CN |
| CAS DataBase Reference | 7328-91-8(CAS DataBase Reference) |
| FDA UNII | G6M3PC2JB8 |
| EPA Substance Registry System | 1,3-Propanediamine, 2,2-dimethyl- (7328-91-8) |
| UNSPSC Code | 12162002 |
| NACRES | NA.23 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) | ![]() ![]() GHS05,GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Danger | |||||||||
| Hazard statements | H290-H302+H312-H314-H317 | |||||||||
| Precautionary statements | P234-P260-P280-P301+P312-P303+P361+P353-P305+P351+P338 | |||||||||
| PPE | Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter | |||||||||
| Hazard Codes | C | |||||||||
| Risk Statements | 10-34 | |||||||||
| Safety Statements | 16-26-27-36/37/39-45 | |||||||||
| RIDADR | UN 2921 8/PG 2 | |||||||||
| WGK Germany | 1 | |||||||||
| Hazard Note | Corrosive | |||||||||
| TSCA | TSCA listed | |||||||||
| HazardClass | 8 | |||||||||
| PackingGroup | II | |||||||||
| HS Code | 29212900 | |||||||||
| Storage Class | 8A - Combustible corrosive hazardous materials | |||||||||
| Hazard Classifications | Acute Tox. 4 Dermal Acute Tox. 4 Oral Eye Dam. 1 Met. Corr. 1 Skin Corr. 1B Skin Sens. 1 |
|||||||||
| REACH Registrations | Active | |||||||||
| NFPA 704 |
|
2,2-Dimethyl-1,3-propanediamine price More Price(38)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 226920 | 2,2-Dimethyl-1,3-propanediamine 99% | 7328-91-8 | 50g | $185 | 2026-04-30 | Buy |
| Sigma-Aldrich | 226920 | 2,2-Dimethyl-1,3-propanediamine 99% | 7328-91-8 | 250g | $464 | 2026-04-30 | Buy |
| TCI Chemical | D1570 | 2,2-Dimethyl-1,3-propanediamine >98.0%(GC)(T) | 7328-91-8 | 25g | $62 | 2026-04-30 | Buy |
| TCI Chemical | D1570 | 2,2-Dimethyl-1,3-propanediamine >98.0%(GC)(T) | 7328-91-8 | 400g | $240 | 2026-04-30 | Buy |
| AK Scientific | J55729 | 2,2-Dimethylpropane-1,3-diamine 95% | 7328-91-8 | 1g | $12 | 2026-06-04 | Buy |
2,2-Dimethyl-1,3-propanediamine Preparation Products And Raw materials
Raw materials
Preparation Products
Global Suppliers ( 163)
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Chongqing Botao Biotechnology Co., LTD | 15223382610 | danny@chemdad.com | China | 2030 | 58 |
| J & K SCIENTIFIC LTD. | 18210857532 18210857532 | jkinfo@jkchemical.com | China | 96815 | 76 |
| TCI (Shanghai) Development Co., Ltd. | 021-67121386 | Sales-CN@TCIchemicals.com | China | 24512 | 81 |
| Energy Chemical | 400-0056266 | sales8178@energy-chemical.com | China | 44850 | 61 |
| Syntechem Co.,Ltd | info@syntechem.com | China | 12973 | 57 | |
| Tianjin heowns Biochemical Technology Co., Ltd. | 400 638 7771 | sales@heowns.com | China | 14412 | 57 |
| Maya High Purity Chemicals | +86 (573) 82222445 (0)18006601000 452520369 | sales@maya-r.com | China | 11693 | 57 |
| Thermo Fisher Scientific | 800-810-5118 | cnchemical@thermofisher.com | China | 17752 | 75 |
| Shanghai Topbiochem Technology Co., Ltd | 021-58170097 | info@topbiochem.com | China | 9509 | 58 |
| Jiangsu Aikon Biopharmaceutical R&D co.,Ltd. | 025-66113011 13913916777 | cfzhang@aikonchem.com | China | 19902 | 55 |
View Latest Price from 2,2-Dimethyl-1,3-propanediamine manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
![]() |
2026-08-20 | 2,2-DIMETHYL-1,3-PROPANEDIAMINE
7328-91-8
|
$1.10 | 1g | 99.00% | 100 Tons Min | Dideu Industries Group Limited | |
![]() |
2023-07-04 | 2,2-Dimethyl-1,3-propanediamine
7328-91-8
|
$100.00 | 1kg | 99% | 500t/month | Henan Bao Enluo International TradeCo.,LTD | |
![]() |
2019-09-02 | 2,2-DIMETHYL-1,3-PROPANEDIAMINE
7328-91-8
|
$1.00 | 1KG | ≥98% | 200kg | Career Henan Chemical Co |
-

- 2,2-DIMETHYL-1,3-PROPANEDIAMINE
7328-91-8
- $1.10
- 99.00%
- Dideu Industries Group Limited
-

- 2,2-Dimethyl-1,3-propanediamine
7328-91-8
- $100.00
- 99%
- Henan Bao Enluo International TradeCo.,LTD
-

- 2,2-DIMETHYL-1,3-PROPANEDIAMINE
7328-91-8
- $1.00
- ≥98%
- Career Henan Chemical Co
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2,2-Dimethyl-1,3-propylenediamine
2,2-Dimethyl-1,3-propanediamine 99%
2,2-Dimethylpropylenediamine for synthesis
2,2-Dimethyl-1,3-propanediamine >
2,2-DIMETHYL-1,3-PROPANEDIAMINE ISO 9001:2015 REACH
TIANFU-CHEM 2,2-DIMETHYL-1,3-PROPANEDIAMINE
2,2-dimethylpropane-1,3-diamine
NEOPENTANEDIAMINE
2,2-Dimethyl-1,3-propanediamine
7328-91-8
H2NCH2CCH32CH2NH2
Amine Monomers
Monomers
Primary Amines






