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ChemicalBook >> CAS DataBase List >> DL-Histidine

DL-Histidine

DL-Histidine price.
  • $9 - $7625.2
  • Product name: DL-Histidine
  • CAS: 4998-57-6
  • MF: C6H9N3O2
  • MW: 155.15
  • EINECS:225-660-9
  • MDL Number:MFCD00005208
  • Synonyms:1H-Imidazole-4-alanine;D-Histidine/L-histidine,(1:1);rac-(R*)-2-Amino-3-(4-imidazolyl)propionic acid;DL-Histidine,98%;DL-Histdine;H-DL-His-OH (DL-Histidine;DL-Histidine 0;DL-Histidine 
Price60 Properties Safety Information Description
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  • aablocks
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  • Manufactureraablocks
  • Product numberAA006WQH
  • Product descriptionDL-Histidine 97%
  • Packaging10g
  • Price$9
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA006WQH
  • Product descriptionDL-Histidine 95%
  • Packaging25g
  • Price$19
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA006WQH
  • Product descriptionDL-Histidine 95%
  • Packaging100g
  • Price$41
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberY232161
  • Product descriptionBACE-IN-1 acetate 97%
  • Packaging25MG
  • Price$950
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberY232161
  • Product descriptionBACE-IN-1 acetate 97%
  • Packaging100MG
  • Price$2850
  • Updated2026-05-27
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  • ManufacturerACHEMBLOCK
  • Product numberY230628
  • Product descriptionLTX315 acetate 98%
  • Packaging250MG
  • Price$2915
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberY230628
  • Product descriptionLTX315 acetate 98%
  • Packaging100MG
  • Price$1740
  • Updated2026-05-27
  • Buy
  • ManufacturerAcrotein
  • Product numberna-0088
  • Product descriptionDL-Histidine 97%
  • Packaging5g
  • Price$9.9
  • Updated2026-05-25
  • Buy
  • ManufacturerAcrotein
  • Product numberna-0088
  • Product descriptionDL-Histidine 97%
  • Packaging25g
  • Price$29.7
  • Updated2026-05-25
  • Buy
  • ManufacturerAcrotein
  • Product numberna-0088
  • Product descriptionDL-Histidine 97%
  • Packaging100g
  • Price$89.29
  • Updated2026-05-25
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  • ManufacturerActivate Scientific
  • Product numberAS103003
  • Product descriptionDL-Histidine 95%
  • Packaging100g
  • Price$154
  • Updated2021-12-16
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  • ManufacturerActivate Scientific
  • Product numberAS103003
  • Product descriptionDL-Histidine 95%
  • Packaging25g
  • Price$60
  • Updated2021-12-16
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS103003
  • Product descriptionDL-Histidine 95%
  • Packaging250g
  • Price$287
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberI452
  • Product descriptionDL-Histidine 98%(HPLC)
  • Packaging100g
  • Price$166
  • Updated2026-06-04
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  • ManufacturerAK Scientific
  • Product numberJ90438
  • Product descriptionDL-Histidine 95%
  • Packaging100g
  • Price$128
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ90438
  • Product descriptionDL-Histidine 95%
  • Packaging25g
  • Price$40
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA006WQH DL-Histidine 97% 10g $9 2026-05-28 Buy
aablocks AA006WQH DL-Histidine 95% 25g $19 2026-05-28 Buy
aablocks AA006WQH DL-Histidine 95% 100g $41 2026-05-28 Buy
ACHEMBLOCK Y232161 BACE-IN-1 acetate 97% 25MG $950 2026-05-27 Buy
ACHEMBLOCK Y232161 BACE-IN-1 acetate 97% 100MG $2850 2026-05-27 Buy
ACHEMBLOCK Y230628 LTX315 acetate 98% 250MG $2915 2026-05-27 Buy
ACHEMBLOCK Y230628 LTX315 acetate 98% 100MG $1740 2026-05-27 Buy
Acrotein na-0088 DL-Histidine 97% 5g $9.9 2026-05-25 Buy
Acrotein na-0088 DL-Histidine 97% 25g $29.7 2026-05-25 Buy
Acrotein na-0088 DL-Histidine 97% 100g $89.29 2026-05-25 Buy
Activate Scientific AS103003 DL-Histidine 95% 100g $154 2021-12-16 Buy
Activate Scientific AS103003 DL-Histidine 95% 25g $60 2021-12-16 Buy
Activate Scientific AS103003 DL-Histidine 95% 250g $287 2021-12-16 Buy
AK Scientific I452 DL-Histidine 98%(HPLC) 100g $166 2026-06-04 Buy
AK Scientific J90438 DL-Histidine 95% 100g $128 2026-06-04 Buy
AK Scientific J90438 DL-Histidine 95% 25g $40 2026-06-04 Buy
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Properties

Melting point :273 °C (dec.)(lit.)
Boiling point :278.95°C (rough estimate)
Density :1.3092 (rough estimate)
refractive index :1.6500 (estimate)
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
solubility :0.5 M HCl: soluble
pka :1.8(at 25℃)
form :powder to crystal
color :White to Almost white
Merck :14,4720
BRN :7800
Major Application :peptide synthesis
Cosmetic Ingredient Review (CIR) :DL-Histidine (4998-57-6)
InChI :1S/C6H9N3O2/c7-5(6(10)11)1-4-2-8-3-9-4/h2-3,5H,1,7H2,(H,8,9)(H,10,11)
InChIKey :HNDVDQJCIGZPNO-UHFFFAOYSA-N
SMILES :NC(Cc1c[nH]cn1)C(O)=O
CAS DataBase Reference :4998-57-6(CAS DataBase Reference)
EPA Substance Registry System :Histidine (4998-57-6)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

DL-Histidine is the mixed isomer of D- and L-histidine. DL-Histidine may be used to evaluate the efficiency of amino acid chiral ligand exchange media and systems and in running buffers for capillary electrophoresis.

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Suppliers and manufacturers

career henan chemical co
DL-Histidine
$11.00
DL-Histidine CAS:4998-57-6
TargetMol Chemicals Inc.
BACE-IN-1 acetate
$89.00
BACE-IN-1 acetate CAS:
Wuhan Fortuna Chemical Co., Ltd
DL-Histidine
DL-Histidine CAS:4998-57-6
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