CAS
CAS registry number ( CAS number, CAS RN, CAS #) , . , , , , Chemical Abstracts Service.
CAS , .
(. Chemical Abstracts Service) (American Chemical Society) , - . . CAS.
CAS , CAS (. CAS regisry). 25 2011 63 173 628 50 . . : http://www.cas.org/cgi-bin/cas/regreport.pl
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CAS , ; 7 , , . . , 1, , 2, , , 10. , CAS 7732-18-5. : 8×1 + 1×2 + 2×3 + 3×4 + 7×5 + 7×6 = 105; 105 mod 10 = 5.
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CAS. , D- 50-99-7, L- 921-60-8; α-D- 26655-34-5 . .
, , (8007-40-7) , , , , CAS 57-06-7.
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CAS , . , (CAS 50-36-2), (CAS 53-21-4), .
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« CAS , , / .» [1]
[] CAS-
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1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| 1 | 1H 1333-74-0 |
2He 7440-59-7 |
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| 2 | 3Li 7439-93-2 |
4Be 7440-41-7 |
5B 7440-42-8 |
6C 7440-44-0 |
7N 7727-37-9 |
8O 7782-44-7 |
9F 7782-41-4 |
10Ne 7440-01-9 |
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| 3 | 11Na 7440-23-5 |
12Mg 7439-95-4 |
13Al 7429-90-5 |
14Si 7440-21-3 |
15P 7723-14-0 |
16S 7704-34-9 |
17Cl 7782-50-5 |
18Ar 7440-37-1 |
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| 4 | 19K 7440-09-7 |
20Ca 7440-70-2 |
21Sc 7440-20-2 |
22Ti 7440-32-6 |
23V 7440-62-2 |
24Cr 7440-47-3 |
25Mn 7439-96-5 |
26Fe 7439-89-6 |
27Co 7440-48-4 |
28Ni 7440-02-0 |
29Cu 7440-50-8 |
30Zn 7440-66-6 |
31Ga 7440-55-3 |
32Ge 7440-56-4 |
33As 7440-38-2 |
34Se 7782-49-2 |
35Br 7726-95-6 |
36Kr 7439-90-9 |
| 5 | 37Rb 7440-17-7 |
38Sr 7440-24-6 |
39Y 7440-65-5 |
40Zr 7440-67-7 |
41Nb 7440-03-1 |
42Mo 7439-98-7 |
43Tc 7440-26-8 |
44Ru 7440-18-8 |
45Rh 7440-16-6 |
46Pd 7440-05-3 |
47Ag 7440-22-4 |
48Cd 7440-43-9 |
49In 7440-74-6 |
50Sn 7440-31-5 |
51Sb 7440-36-0 |
52Te 13494-80-9 |
53I 7553-56-2 |
54Xe 7440-63-3 |
| 6 | 55Cs 7440-46-2 |
56Ba 7440-39-3 |
* | 72Hf 7440-58-6 |
73Ta 7440-25-7 |
74W 7440-33-7 |
75Re 7440-15-5 |
76Os 7440-04-2 |
77Ir 7439-88-5 |
78Pt 7440-06-4 |
79Au 7440-57-5 |
80Hg 7439-97-6 |
81Tl 7440-28-0 |
82Pb 7439-92-1 |
83Bi 7440-69-9 |
84Po 7440-08-6 |
85At 7440-68-8 |
86Rn 10043-92-2 |
| 7 | 87Fr 7440-73-5 |
88Ra 7440-14-4 |
** | 104Rf 53850-36-5 |
105Db 53850-35-4 |
106Sg 54038-81-2 |
107Bh 54037-14-8 |
108Hs 54037-57-9 |
109Mt 54038-01-6 |
110Ds 54083-77-1 |
111Rg 54386-24-2 |
112Cn 54084-26-3 |
113Uut 54084-70-7 |
114Uuq 54085-16-4 |
115Uup 54085-64-2 |
116Uuh 54100-71-9 |
117Uus 54101-14-3 |
118Uuo 54144-19-3 |
| * | 57La 7439-91-0 |
58Ce 7440-45-1 |
59Pr 7440-10-0 |
60Nd 7440-00-8 |
61Pm 7440-12-2 |
62Sm 7440-19-9 |
63Eu 7440-53-1 |
64Gd 7440-54-2 |
65Tb 7440-27-9 |
66Dy 7429-91-6 |
67Ho 7440-60-0 |
68Er 7440-52-0 |
69Tm 7440-30-4 |
70Yb 7440-64-4 |
71Lu 7439-94-3 |
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| ** | 89Ac 7440-34-8 |
90Th 7440-29-1 |
91Pa 7440-13-3 |
92U 7440-61-1 |
93Np 7439-99-8 |
94Pu 7440-07-5 |
95Am 7440-35-9 |
96Cm 7440-51-9 |
97Bk 7440-40-6 |
98Cf 7440-71-3 |
99Es 7429-92-7 |
100Fm 7440-72-4 |
101Md 7440-11-1 |
102No 10028-14-5 |
103Lr 22537-19-5 |
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[] .
- ( )
- EC# (EINECS and ELINCS)
- (InChI)
- NSC
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CAS , , .
- PubChem
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- NIST Chemistry WebBook
- NCI/CADD Chemical Identifier Resolver
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- Chemfinder
- European chemical Substances Information System (ESIS) useful for finding EC#
- Landolt-Börnstein Substance / Property Index