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43794

1,4-Dithioerythritol

BioUltra, ≥99.0% (RT)

Synonym(s):

erythro-1,4-Dimercapto-2,3-butanediol, erythro-2,3-Dihydroxy-1,4-butanedithiol, Cleland’s reagent, DTE

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Size/SKUAvailabilityPrice
25 g

Available to ship TODAYfromMILWAUKEE

$1,680.00

About This Item

Linear Formula:
HSCH2CH(OH)CH(OH)CH2SH
CAS Number:
Molecular Weight:
154.25
UNSPSC Code:
12161504
NACRES:
NA.25
PubChem Substance ID:
EC Number:
229-998-8
Beilstein/REAXYS Number:
1719756
MDL number:

$1,680.00


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product line

BioUltra

Quality Segment

assay

≥99.0% (RT)

form

powder

reaction suitability

reagent type: reductant

impurities

insoluble matter, passes filter test, ≤0.5% 4,5-dihydroxy-1,2-dithiane

pH

4.0-6.0 (25 °C, 0.1 M in H2O)

mp

82-84 °C (lit.), 82-85 °C

solubility

H2O: 0.1 M at 20 °C, clear, colorless

anion traces

sulfate (SO42-): ≤50 mg/kg

cation traces

Al: ≤5 mg/kg, As: ≤0.5 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤50 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤50 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg

λ

0.1 M in H2O

UV absorption

λ: 260 nm Amax: 0.400, λ: 280 nm Amax: 0.050

SMILES string

O[C@@H](CS)[C@H](O)CS

storage temp.

2-8°C

InChI

1S/C4H10O2S2/c5-3(1-7)4(6)2-8/h3-8H,1-2H2/t3-,4+

InChI key

VHJLVAABSRFDPM-ZXZARUISSA-N

Application

Reagent for maintaining −SH groups in the reduced state; quantitatively reduces disulfides.

Other Notes

Cleavage of disulfide bonds in proteins; Prevents oxidation of sulfhydryl-containing proteins during SDS-polyacrylamide gel electrophoresis.

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BioUltra, Molecular Biology, ≥99.5% (RT)

assay

≥99.0% (RT)

assay

≥99.0%

assay

≥99.0% (titration)

assay

≥99.5% (RT)

product line

BioUltra

product line

BioXtra

product line

BioXtra

product line

BioUltra

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

form

powder

form

powder

form

powder

form

powder

impurities

insoluble matter, passes filter test, ≤0.5% 4,5-dihydroxy-1,2-dithiane

impurities

Insoluble matter, passes filter test, ≤0.0005% Phosphorus (P)

impurities

Insoluble matter, passes filter test, ≤0.3% 4,5-dihydroxy-1,2-dithiane

impurities

DNases, none detected, RNases, none detected, insoluble matter, passes filter test, phosphatases, none detected, proteases, none detected, ≤0.3% 4,5-dihydroxy-1,2-dithiane

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C


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Warning

hcodes

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 3

Storage Class

11 - Combustible Solids

ppe

dust mask type N95 (US), Eyeshields, Gloves



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