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1.11474

Millipore

1,4-Dithiothreitol

for biochemistry

Synonym(s):
1,4-Dithiothreitol, DTT, Cleland’s reagent
Linear Formula:
(C2H3OHSH)2
CAS Number:
Molecular Weight:
154.25
MDL number:
EC Index Number:
222-468-7

grade

for biochemistry

Quality Level

Assay

≥99% (iodometric)

form

solid

potency

400 mg/kg LD50, oral (Rat)

reaction suitability

reagent type: reductant

pH

5.1 (20 °C, 10 g/L in H2O)

mp

40-43 °C

transition temp

flash point >110 °C

bulk density

300 kg/m3

storage temp.

2-8°C

InChI

1S/C4H10O2S2/c5-3(1-7)4(6)2-8/h3-8H,1-2H2/t3-,4-/m0/s1

InChI key

VHJLVAABSRFDPM-IMJSIDKUSA-N

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This Item
D977943815D5545
1,4-Dithiothreitol for biochemistry

Millipore

1.11474

1,4-Dithiothreitol

DL-Dithiothreitol for molecular biology, ≥98% (HPLC), ≥99% (titration)

Sigma-Aldrich

D9779

DL-Dithiothreitol

DL-Dithiothreitol BioUltra, for molecular biology, ≥99.5% (RT)

Sigma-Aldrich

43815

DL-Dithiothreitol

DL-Dithiothreitol BioXtra, ≥99.0% (titration)

Sigma-Aldrich

D5545

DL-Dithiothreitol

form

solid

form

powder

form

powder

form

powder

reaction suitability

reagent type: reductant

reaction suitability

reagent type: reductant

reaction suitability

reagent type: reductant

reaction suitability

reagent type: reductant

mp

40-43 °C

mp

41-44 °C (lit.)

mp

41-44 °C (lit.)

mp

41-44 °C (lit.)

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

Analysis Note

Assay (iodometric): ≥ 99 %
Identity (IR-spectrum): passes test
Melting point: 40 - 43 °C
Heavy metals (as Pb): ≤ 10 ppm
Fe (Iron): ≤ 5 ppm

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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