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Merck

326143

Sigma-Aldrich

Iod

≥99.99% trace metals basis

Synonym(e):

Molecular iodine

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About This Item

Empirische Formel (Hill-System):
I2
CAS-Nummer:
Molekulargewicht:
253.81
Beilstein:
3587194
EG-Nummer:
MDL-Nummer:
UNSPSC-Code:
12141916
eCl@ss:
38050601
PubChem Substanz-ID:
NACRES:
NA.23

Dampfdichte

9 (vs air)

Qualitätsniveau

Dampfdruck

0.31 mmHg ( 25 °C)
1 mmHg ( 38.7 °C)

Assay

≥99.99% trace metals basis

Form

beads
flakes

Widerstandsfähigkeit

1.3E15 μΩ-cm

bp

184 °C (lit.)

mp (Schmelzpunkt)

113 °C (lit.)

SMILES String

II

InChI

1S/I2/c1-2

InChIKey

PNDPGZBMCMUPRI-UHFFFAOYSA-N

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Allgemeine Beschreibung

Iodine is a dark grey solid that sublimates into a violet gas. For a solid, molecular iodine has a high vapor pressure (0.31 mmHg at 25 °C). Chemically, iodine is electrophilic and can participate in electrophilic substitution reactions, such as the iodination of organic compounds. This electrophilic behavior is due to the high electronegativity of iodine and its large size, which make it a relatively weak oxidizing agent. Our high-purity iodine is synthesized to have fewer than 100 ppm of trace metals impurities.

Anwendung

High-purity iodine has a variety of uses in the pharmaceutical, chemical, and electronic industries. In the semiconductor and electronics industry, high-purity iodine is used in the production of semiconductors, where it is used as a dopant to create p-type semiconductors and in the production of LCD displays. In the life sciences industry, high-purity iodine is used to create X-ray contrast agents, which are used to enhance the visibility of specific organs in medical imaging. Iodine is also used as a disinfectant, antifungal agent, and antiseptic in various medical applications. Its unique properties make it an important element in various high-tech applications where its high purity is essential.

Leistungsmerkmale und Vorteile

Our 99.99% pure iodine is useful in the pharmaceutical, chemical, and electronic industries where purity matters most.
✔ Consistent quality
✔ High-purity
✔ Available to Scale Up: Bulk and Pilot Scale

Signalwort

Danger

Gefahreneinstufungen

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Eye Irrit. 2 - Skin Irrit. 2 - STOT RE 1 Oral - STOT SE 3

Zielorgane

Respiratory system, Thyroid

Lagerklassenschlüssel

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 2

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable

Persönliche Schutzausrüstung

dust mask type N95 (US), Eyeshields, Faceshields, Gloves


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Ditipriya Hazra et al.
Scientific reports, 10(1), 1034-1034 (2020-01-25)
Timely and accurate expression of the genetic information relies on the integration of environmental cues and the activation of regulatory networks involving transcriptional and post-transcriptional mechanisms. In fission yeast, meiosis-specific transcripts are selectively targeted for degradation during mitosis by the
Tim I M Korevaar et al.
The Journal of clinical endocrinology and metabolism, 98(11), 4382-4390 (2013-09-17)
Premature delivery is an important risk factor for child mortality and psychiatric, metabolic, and cardiovascular disease later in life. In the majority of cases, the cause of prematurity cannot be identified. Currently, it remains controversial whether abnormal maternal thyroid function
Zulfiqar A Bhutta et al.
Lancet (London, England), 382(9890), 452-477 (2013-06-12)
Maternal undernutrition contributes to 800,000 neonatal deaths annually through small for gestational age births; stunting, wasting, and micronutrient deficiencies are estimated to underlie nearly 3·1 million child deaths annually. Progress has been made with many interventions implemented at scale and
Michael B Zimmermann
Thyroid : official journal of the American Thyroid Association, 17(9), 829-835 (2007-10-25)
Iodine is required for the production of thyroid hormones, which are essential for normal brain development, and the fetus, newborn, and young child are particularly vulnerable to iodine deficiency. The iodine requirement increases during pregnancy and recommended intakes are in
Elizabeth N Pearce et al.
Thyroid : official journal of the American Thyroid Association, 23(5), 523-528 (2013-03-12)
Dietary iodine intake is required for the production of thyroid hormone. Consequences of iodine deficiency include goiter, intellectual impairments, growth retardation, neonatal hypothyroidism, and increased pregnancy loss and infant mortality. In 1990, the United Nations World Summit for Children established

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