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  • Dayang Chem (Hangzhou) Co., Ltd.
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  • Product Name: BES
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  • Purity: 98.0%
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  • Henan Tianfu Chemical Co., Ltd.
  • China
  • Product Name: BES
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  • Purity: 99.0%
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10191-18-1

10191-18-1 structure
10191-18-1 structure
  • Name: BES
  • Chemical Name: 2-[bis(2-hydroxyethyl)amino]ethanesulfonic acid
  • CAS Number: 10191-18-1
  • Molecular Formula: C6H15NO5S
  • Molecular Weight: 213.252
  • Catalog: Organic raw materials Organometallic salt
  • Create Date: 2018-10-16 10:11:32
  • Modify Date: 2024-01-02 10:37:37
  • BES is a secondary standard biochemical buffer with effective pH range of 6.4 to 7.8 (pKa: 7.15 at 20 ℃). BES is used in the diagnostic testing area.

Name 2-[bis(2-hydroxyethyl)amino]ethanesulfonic acid
Synonyms N,N-Bis(hydroxyethyl)-2-aminoethanesulfonic acid
BES (buffering agent)
N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic Acid[BES]
Ethanesulfonic acid,2-[bis(2-hydroxyethyl)amino]
Ethanesulfonic acid, 2-[bis(2-hydroxyethyl)amino]-
N,N-Bis(2-Hydroxyethyl)-2-Aminoethanesulfonic Acid
N,N-bis(2-hydroxyethyl)taurine
2-(Bis(2-hydroxyethyl)amino)ethanesulfonic acid
2-(Bis(2-Hydroxyethyl)Amino)-Ethanesulfonicacid
MFCD00007533
BES
2-[Bis(2-hydroxyethyl)amino]ethanesulfonic acid
N,N-Bis(2-hydroxyethyl)-2-aminoethanesulphonic acid
Taurine,N,N-bis(2-hydroxyethyl)
N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic Acid [Good's buffer component
N,N-bis-(2-hydroxyethyl)-2-aminoethanesulphonic acid
EINECS 233-465-5
Taurine, N,N-bis(2-hydroxyethyl)-
bis hydroxyethylaminoethane sulphonic acid
Description BES is a secondary standard biochemical buffer with effective pH range of 6.4 to 7.8 (pKa: 7.15 at 20 ℃). BES is used in the diagnostic testing area.
Related Catalog
Density 1.4±0.1 g/cm3
Melting Point 150-155 °C
Molecular Formula C6H15NO5S
Molecular Weight 213.252
Exact Mass 213.067093
PSA 106.45000
LogP -2.52
Index of Refraction 1.548
Storage condition Store at RT.
Water Solubility Soluble

CHEMICAL IDENTIFICATION

RTECS NUMBER :
KI7363500
CHEMICAL NAME :
Ethanesulfonic acid, 2-(bis(2-hydroxyethyl)amino)-
CAS REGISTRY NUMBER :
10191-18-1
BEILSTEIN REFERENCE NO. :
1781572
LAST UPDATED :
199701
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C6-H15-N-O5-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 - X2451 No. of Facilities: 48 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 598 (estimated) No. of Female Employees: 456 (estimated)
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS KI7363500
HS Code 29221980

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10191-18-1 structure

10191-18-1

Literature: Bulletin de la Societe Chimique de France, , p. 2531 - 2537

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10191-18-1 structure

10191-18-1

Literature: Pharmaceutical Bulletin, , vol. 2, p. 275,278 Pharmaceutical Bulletin, , vol. 3, p. 88,91 US2830082 , ;
HS Code 2922199090
Summary 2922199090. other amino-alcohols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%