ChemicalBook >> CAS DataBase List >>DL-Pyroglutamic acid
DL-Pyroglutamic acid
- CAS No.
- 149-87-1
- Chemical Name:
- DL-Pyroglutamic acid
- Synonyms
- 2-PYRROLIDONE-5-CARBOXYLIC ACID;H-DL-PYR-OH;DL-Pyr-OH;5-OXO-DL-PROLINE;DL-Proline, 5-oxo-;DL-PYR;DL- pGlu-OH;DL-5-Oxoproline;DL-Pyroglutamic;DL- pyroglutaMate
- CBNumber:
- CB2709505
- Molecular Formula:
- C5H7NO3
- Molecular Weight:
- 129.11
- MDL Number:
- MFCD00064322
- MOL File:
- 149-87-1.mol
- MSDS File:
- SDS
- TDS File:
- TDS
Last updated:2026-05-28 00:43:34
| Product description | Number | Pack Size | Price |
| 2-Pyrrolidone-5-carboxylic acid 99% | 292915 | 5g | $38.2 |
| 2-Pyrrolidone-5-carboxylic acid 99% | 292915 | 100g | $124 |
| DL-Pyroglutamic Acid >99.0%(T) | G0061 | 25g | $28 |
| DL-Pyroglutamic Acid >99.0%(T) | G0061 | 100g | $61 |
| DL-Pyroglutamic Acid ≥95% | 36375 | 50g | $29 |
| More product size | |||
| Melting point | 183-185 °C(lit.) |
|---|---|
| Boiling point | 239.15°C (rough estimate) |
| Density | 1.3816 (rough estimate) |
| vapor pressure | 0Pa at 25℃ |
| refractive index | 1.4220 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | 52g/l |
| pka | 3.48±0.20(Predicted) |
| form | Crystalline Powder |
| color | White |
| PH | 1.7 (50g/l, H2O, 20℃) |
| Water Solubility | 5.67 g/100 mL (20 ºC) |
| BRN | 82131 |
| Major Application | peptide synthesis |
| InChI | 1S/C5H7NO3/c7-4-2-1-3(6-4)5(8)9/h3H,1-2H2,(H,6,7)(H,8,9) |
| InChIKey | ODHCTXKNWHHXJC-UHFFFAOYSA-N |
| SMILES | OC(=O)C1CCC(=O)N1 |
| LogP | 0.065 at 21.1℃ |
| CAS DataBase Reference | 149-87-1(CAS DataBase Reference) |
| FDA UNII | 6VT1YZM21H |
| NIST Chemistry Reference | DL-5-Oxoproline(149-87-1) |
| UNSPSC Code | 12352106 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |   GHS05,GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H318-H302-H315-H319-H335 | |||||||||
| Precautionary statements | P261-P305+P351+P338-P280a-P304+P340-P405-P501a | |||||||||
| PPE | dust mask type N95 (US), Eyeshields, Gloves | |||||||||
| Hazard Codes | Xn,Xi | |||||||||
| Risk Statements | 22-36/37/38 | |||||||||
| Safety Statements | 26-37/39 | |||||||||
| WGK Germany | 3 | |||||||||
| HazardClass | IRRITANT | |||||||||
| HS Code | 29337900 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| REACH Registrations | Active | |||||||||
| NFPA 704 |
|
DL-Pyroglutamic acid price More Price(48)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 292915 | 2-Pyrrolidone-5-carboxylic acid 99% | 149-87-1 | 5g | $38.2 | 2026-04-30 | Buy |
| Sigma-Aldrich | 292915 | 2-Pyrrolidone-5-carboxylic acid 99% | 149-87-1 | 100g | $124 | 2026-04-30 | Buy |
| TCI Chemical | G0061 | DL-Pyroglutamic Acid >99.0%(T) | 149-87-1 | 25g | $28 | 2026-04-30 | Buy |
| TCI Chemical | G0061 | DL-Pyroglutamic Acid >99.0%(T) | 149-87-1 | 100g | $61 | 2026-04-30 | Buy |
| Cayman Chemical | 36375 | DL-Pyroglutamic Acid ≥95% | 149-87-1 | 50g | $29 | 2026-04-30 | Buy |
DL-Pyroglutamic acid Chemical Properties,Uses,Production
Chemical Properties
DL-Pyroglutamic acid is white crystalline powder
Uses
DL-Pyroglutamic acid is used in the preparation of AZT steroid conjugates as potent anti-HIV agents.
Uses
DL-2-Pyrrolidone-5-carboxylic Acid is used in the preparation of AZT steroid conjugates as potent anti-HIV agents.
Definition
ChEBI: An oxoproline having the oxo group placed at the 5-position. It is an intermediate metabolite in the glutathione cycle.
Flammability and Explosibility
Non flammable
reaction suitability
reaction type: solution phase peptide synthesis
DL-Pyroglutamic acid Preparation Products And Raw materials
Raw materials
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Preparation Products
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Global( 427)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| BLiT (Hefei)Chemical Co.,Ltd | +86-551-62622640 | sales@blitchem.com | China | 293 | 58 |
| Hebei Chuanghai Biotechnology Co., Ltd | +8615350571055 | Sibel@chuanghaibio.com | China | 8738 | 58 |
| Hebei Chuanghai Biotechnology Co,.LTD | +86-86-13131129325 +8613131129325 | sales1@chuanghaibio.com | China | 5231 | 58 |
| Hebei Zhuanglai Chemical Trading Co.,Ltd | +8613343047651 | admin@zlchemi.com | China | 3692 | 58 |
| HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD | +86-15350851019; +8615350851019 | admin@86-ss.com | China | 999 | 58 |
| Capot Chemical Co.,Ltd. | +8613336195806 | sales@capot.com | China | 29640 | 60 |
| Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | info@tianfuchem.com | China | 21588 | 55 |
| Shanghai Time Chemicals CO., Ltd. | +86-021-57951555 +8617317452075 | jack.li@time-chemicals.com | China | 1803 | 55 |
| ATK CHEMICAL COMPANY LIMITED | +undefined-21-51877795 | ivan@atkchemical.com | China | 33024 | 60 |
| Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418679 +8618949832763 | info@tnjchem.com | China | 2988 | 55 |
View Lastest Price from DL-Pyroglutamic acid manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2026-05-29 | DL-Pyroglutamic acid
149-87-1
|
US $999.00-800.00 / kg | 1kg | 99% | 5000 | HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD | |
 |
2026-05-29 | DL-Pyroglutamic acid
149-87-1
|
US $0.00 / Kg/Drum | 1KG | 98%min | 500kgs | WUHAN FORTUNA CHEMICAL CO., LTD | |
 |
2026-05-28 | DL-Pyroglutamic acid
149-87-1
|
US $9.00 / KG | 1KG | 99.9 | 1 ton | Hebei Chuanghai Biotechnology Co,.LTD |
-
- DL-Pyroglutamic acid
149-87-1
- US $999.00-800.00 / kg
- 99%
- HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD
-
- DL-Pyroglutamic acid
149-87-1
- US $0.00 / Kg/Drum
- 98%min
- WUHAN FORTUNA CHEMICAL CO., LTD
-
- DL-Pyroglutamic acid
149-87-1
- US $9.00 / KG
- 99.9
- Hebei Chuanghai Biotechnology Co,.LTD
149-87-1(DL-Pyroglutamic acid)Related Search:
1of4
(+/-)-2-PYRROLIDONE-5-CARBOXYLIC ACID
(+/-)-2-PYRROLIDINONE-5-CARBOXYLIC ACID
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DL-GLUTAMIC ACID LACTAM
DL-PYROGLUTAMIC ACID
DL-2-PYRROLIDINONE-5-CARBOXYLIC ACID
2-Pyrrolidone-5-carboxylic acid 99%
DL- pyroglutaMate
(^+)-2-Pyrrolidinone-5-carboxylicacid,99%
DL-PYR
DL-Pyr-OH
DL-2-Pyrrolidone-5-carboxylic acid for synthesis
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D,L-2-PYRROLIDONE-5-CARBOXYLIC ACID
DL-5-OXO-2-PYRROLIDINECARBOXYLIC ACID
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LABOTEST-BB LT00005913
DL-5-Oxoproline
DL-Pyroglutamic
(n)-2-pyrrolidinone-5-carboxylic acid
DL- pGlu-OH
Pyroglutamic acid and esters
(±)-2-Pyrrolidone-5-carboxylic acid, DL-5-Oxo-2-pyrrolidinecarboxylic acid
DL-5-Oxo-2-pyrrolidinecarboxylic acid, DL-Pyroglutamic acid
DL-Pyroglutamic acid ,98.5%
D,l-2-pyrrolidone-5-carboxylic acid,98%
dl-Pyrrolidone carboxylic acid
DL-Glutamic Acid Lactam
2-Pyrrolidone-5-carboxylic Acid
DL-PyroglutamicAcid>
DL-Pyroglutamic acid USP/EP/BP
C5H7NO3 DL-Pyroglutamic acid 149-87-1
DL-Pyroglutamic Acid, ≥ 99.0%
Carboglutamate impurity 6
DL-Pyroglutamic acid, 10 mM in DMSO
DL-2-Pyrrolidone-5-carboxylic acidCNA10145-25g
2-PYRROLIDONE-5-CARBOXYLIC ACID
5-OXO-DL-PROLINE
DL-Proline, 5-oxo-
H-DL-PYR-OH
149-87-1
CARBOXYLIC ACID
Others
Peptide Synthesis
Pyroglutamine Derivatives
Specialty Synthesis
Unnatural Amino Acid Derivatives
Pyrrole&Pyrrolidine&Pyrroline
Organic acids
Pyroglutamic acid [Pyr, pGu]
Amino Acids
Biochemistry
Biological-modified Amino Acids
Amino Acids
Heterocycles
Amino acid
bc0001
