MES

Modify Date: 2024-01-02 17:17:42

MES Structure
MES structure
 Common Name MES
CAS Number 4432-31-9 Molecular Weight 195.237
Density 1.4±0.1 g/cm3 Boiling Point N/A
Molecular Formula C6H13NO4S Melting Point >300 °C(lit.)
MSDS Chinese USA Flash Point N/A

 Use of MES


MES (2-Morpholinoethanesulphonic acid), a zwitterionic buffer, is effective in the pH range of 5.5-7.7. MES, as one of the Good’s buffers, is broadly used to regulate pH value for plants culture medium, reagent solution, and physiological experiments[1][2].

 Names

Name 2-(N-morpholino)ethanesulfonic acid
Synonym More Synonyms

 MES Biological Activity

Description MES (2-Morpholinoethanesulphonic acid), a zwitterionic buffer, is effective in the pH range of 5.5-7.7. MES, as one of the Good’s buffers, is broadly used to regulate pH value for plants culture medium, reagent solution, and physiological experiments[1][2].
Related Catalog
References

[1]. Kagenishi T, et al. MES Buffer Affects Arabidopsis Root Apex Zonation and Root Growth by Suppressing Superoxide Generation in Root Apex. Front Plant Sci. 2016;7:79. Published 2016 Feb 18.

[2]. Mash HE, et al. Complexation of copper by zwitterionic aminosulfonic (good) buffers. Anal Chem. 2003;75(3):671-677.

 Chemical & Physical Properties

Density 1.4±0.1 g/cm3
Melting Point >300 °C(lit.)
Molecular Formula C6H13NO4S
Molecular Weight 195.237
Exact Mass 195.056534
PSA 75.22000
LogP -2.13
Index of Refraction 1.517
Storage condition Store at RT.
Stability Stable. Incompatible with strong oxidizing agents.
Water Solubility H2O: 0.5 M at 20 °C, clear

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QE3479500
CHEMICAL NAME :
4-Morpholineethanesulfonic acid
CAS REGISTRY NUMBER :
4432-31-9
BEILSTEIN REFERENCE NO. :
0141319
LAST UPDATED :
199706
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C6-H13-N-O4-S

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - quail
DOSE/DURATION :
>316 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EESADV Ecotoxicology and Environmental Safety. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1977- Volume(issue)/page/year: 6,149,1982 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X6845 No. of Facilities: 257 (estimated) No. of Industries: 1 No. of Occupations: 6 No. of Employees: 5949 (estimated) No. of Female Employees: 4797 (estimated)

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xi: Irritant;
Risk Phrases 36/37/38
Safety Phrases S26-S36-S24/25-S22
RIDADR NONH for all modes of transport
WGK Germany 1
RTECS QE9104530
HS Code 29349990

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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 Synonyms

MES HYDRAT
2-Morpholinoethanesulfonic acid
MES ANHYDROUS
2-(morpholin-4-yl)ethanesulfonic acid
MES,ULTRAPURE
mes solution
2-(N-Morpholino)ethanesulfonic acid
MOPS solution
MFCD00006181
morpholino ethane sulfonic acid
MES hydrate
2-(N-Morpholino)ethanesulfonic acid (MES)
surfactant MES
2-(4-Morpholinyl)ethanesulfonic acid
2-(4-Morpholino)ethanesulfonic acid
MES
4-Morpholineethanesulfonic acid
2-(N-Morpholino)ethanesulfonic acid,4-Morpholineethanesulfonic acid
EINECS 224-632-3
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Related Compounds: More...
MES
1912-28-3
MES
113834-12-1
MES-4
102584-26-9
MesPCl2
79074-00-3
MesPCl2
6781-96-0
MES-13d
352534-94-2
MesBCl2
69464-76-2
MesNHTMS
69563-04-8
2-Mesatp
43170-89-4
Chemsrc provides MES(CAS#:4432-31-9) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of MES are included as well.>> amp version: MES

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